Question: Which company distributed this 1977 American animated film produced by Walt Disney Productions for which Sherman Brothers wrote songs?

Context paragraphs:
Fantasia (1940 film): Fantasia is a 1940 American animated film produced by Walt Disney and released by Walt Disney Productions.  With story direction by Joe Grant and Dick Huemer, and production supervision by Ben Sharpsteen, it is the third Disney animated feature film.  The film consists of eight animated segments set to pieces of classical music conducted by Leopold Stokowski, seven of which are performed by the Philadelphia Orchestra.  Music critic and composer Deems Taylor acts as the film's Master of Ceremonies, providing a live-action introduction to each animated segment.

Mickey's House of Villains: Mickey's House of Villains (also known as House of Mouse: The Villains) is a 2002 direct-to-video animated film produced by The Walt Disney Company (Walt Disney Television Animation and Toon City Animation, with animation coordination by Walt Disney Feature Animation Florida.  It is based on the Disney Channel animated television series "Disney's House of Mouse" and a sequel to the direct-to-video animated film "", starring Mickey Mouse, Donald Duck, Minnie Mouse, Goofy, Daisy Duck and Disney Villains that have appeared in past Disney productions.  It was released on both VHS and DVD by Walt Disney Home Video on September 3, 2002.  It was followed by a 2004 direct-to-video animated film, "", produced by DisneyToon Studios, on August 17, 2004.

The Many Adventures of Winnie the Pooh: The Many Adventures of Winnie the Pooh is a 1977 American animated film produced by Walt Disney Productions and distributed by Buena Vista Distribution.  It is the 22nd Disney animated feature film and was first released on March 11, 1977 on a double bill with "The Littlest Horse Thieves".

Richard M. Sherman: Richard Morton Sherman (born June 12, 1928) is an American songwriter who specialized in musical films with his brother Robert Bernard Sherman.  According to the official Walt Disney Company website and independent fact checkers, "the Sherman Brothers were responsible for more motion picture musical song scores than any other songwriting team in film history."  Some of the Sherman Brothers' best known songs were incorporated into live action and animation musical films including: "Mary Poppins", "The Jungle Book", "The Many Adventures of Winnie the Pooh", "Chitty Chitty Bang Bang", "Snoopy Come Home", "Bedknobs and Broomsticks", "The Slipper and the Rose", and "Charlotte's Web".  Their most well known work, however, remains the theme park song "It's a Small World (After All)".  According to Time.com, this song is the most performed song of all time.

Robert B. Sherman: Robert Bernard Sherman (December 19, 1925 – March 6, 2012) was an American songwriter who specialized in musical films with his brother Richard Morton Sherman.  According to the official Walt Disney Company website and independent fact checkers, "the Sherman Brothers were responsible for more motion picture musical song scores than any other songwriting team in film history."  Some of the Sherman Brothers' best known songs were incorporated into live action and animation musical films including: "Mary Poppins", "The Jungle Book", "The Many Adventures of Winnie the Pooh", "Chitty Chitty Bang Bang", "The Slipper and the Rose", and "Charlotte's Web".  Their most well known work, however, remains the theme park song "It's a Small World (After All)".  According to Time.com, this song is the most performed song of all time.

Tall Paul: "Tall Paul" is a song recorded by Annette Funicello and written by the Sherman Brothers.  It marked the first time that a female singer reached a top ten slot for a rock and roll single.  It also spotlighted Annette from amongst the other Mouseketeers on the Mickey Mouse Club and paved the way for the movie career which followed.  Walt Disney personally took notice of the string of chart toppers which the Sherman Brothers were writing for Annette and subsequently asked the songwriters to work for him exclusively.  The Sherman Brothers went on to win two Oscars for "Mary Poppins" several years later.

The Rescuers: The Rescuers is a 1977 American animated comedy-drama adventure film produced by Walt Disney Productions and first released on June 22, 1977, by Buena Vista Distribution.  The 23rd Disney animated feature film, the film is about the Rescue Aid Society, an international mouse organization headquartered in New York City and shadowing the United Nations, dedicated to helping abduction victims around the world at large.  Two of these mice, jittery janitor Bernard (Bob Newhart) and his co-agent, the elegant Miss Bianca (Eva Gabor), set out to rescue Penny (Michelle Stacy), an orphan girl being held prisoner in the Devil's Bayou by treasure huntress Madame Medusa (Geraldine Page).

The Sword in the Stone (film): The Sword in the Stone is a 1963 American animated musical fantasy comedy film produced by Walt Disney and released by Buena Vista Distribution.  The 18th Disney animated feature film, it was the final Disney animated film to be released before Walt Disney's death.  The songs in the film were written and composed by the Sherman Brothers, who later wrote music for other Disney films like "Mary Poppins" (1964), "The Jungle Book" (1967), "The Aristocats" (1970), and "Bedknobs and Broomsticks" (1971).

Winnie the Pooh and the Honey Tree: Winnie the Pooh and the Honey Tree is a 1966 animated featurette based on the first two chapters of the book "Winnie-the-Pooh" by A. A. Milne.  The film combines live-action and animation, and was produced by Walt Disney Productions.  Its songs were written by the Sherman Brothers (Richard M. Sherman and Robert B. Sherman) and the score was composed and conducted by Buddy Baker.

A Symposium on Popular Songs: A Symposium on Popular Songs is a special cartoon featurette made by Walt Disney Productions in 1962.  It features songs written by the Sherman Brothers with music arrangements by Tutti Camarata.  The Shermans also co-wrote the screenplay but are not credited for this.  Host Ludwig Von Drake invites his audience into his mansion where he tells all about popular music through the years, introducing several songs illustrated with stop-motion photography.  The film was nominated for an Academy Award for Best Animated Short Film.  It was released on DVD in 2005 as part of the Walt Disney Treasures set "Disney Rarities".

Supporting paragraphs: Robert B. Sherman The Many Adventures of Winnie the Pooh
Answer: Buena Vista Distribution