The Importance of Being Little: What Preschoolers Really Need from Grownups is a 2016 book written by early childhood educator Erika Christakis that argues the importance of separating childhood from adulthood.
 It was published by Viking Press.
Het Schilder-Boeck or Schilderboek is a book written by the Flemish writer and painter Karel van Mander first published in 1604 in Haarlem in the Dutch Republic, where van Mander resided.
 The book is written in 17th century Dutch and its title is commonly translated into English as 'The Book of Painters' or 'The Book of (or on) Painting' and sometimes as 'The Book on Picturing'.
 Het Schilder-Boeck consists of six parts and is considered one of the principal sources on the history of art and art theory in the 15th and 16th century Low Countries.
 The book was very well received and sold well.
 Karel van Mander died two years after its publication.
 A second posthumous edition, which included a brief, anonymous biography of van Mander was published in 1618.
 This second edition was translated by Hessel Miedema into English and published in 1994-1997 together with a facsimile of the original and 5 volumes of notes on the text.
Dial M for Murdoch: News Corporation and the Corruption of Britain is a 2012 book written by the British Labour Party MP Tom Watson, and Martin Hickman, a journalist with "The Independent" newspaper.
 Published in the United Kingdom on 19 April 2012 by Allen Lane, an imprint of Penguin Books the book deals with the relationship between newspapers belonging to Rupert Murdoch's News International and senior British politicians and police officers, and how the company allegedly used its political influence to mask illegal newsgathering techniques at its London headquarters.
Nice Work If You Can Get It is a musical featuring songs by George and Ira Gershwin, with a book written by Joe DiPietro, and based on material by Guy Bolton and P. G. Wodehouse.
 "Nice Work" premiered on Broadway in April 2012.
Fifty Shades Freed is the third and final installment of the erotic romance "Fifty Shades Trilogy" by British author E. L. James.
 After accepting entrepreneur CEO Christian Grey's proposal in "Fifty Shades Darker", Anastasia Steele must adjust not only to married life but to her new husband's wealthy lifestyle and controlling nature.
 The paperback edition was first published in April 2012.
Prague Winter or Prague Winter: A Personal Story of Remembrance and War, 1937–1948 is an autobiographical book written by Madeleine Albright.
 The book was first published on 24 April 2012.
Tarzan of the Apes is a novel by American writer Edgar Rice Burroughs, the first in a series of books about the title character Tarzan.
 It was first published in the pulp magazine "All-Story Magazine" in October 1912.
 So popular was the character that Burroughs continued the series into the 1940s with two dozen sequels.
 For the novel's centennial anniversary, Library of America published a hardcover edition based on the original book in April 2012 with an introduction by Thomas Mallon (ISBN  ).
Fancy Nancy is a 2005 children's picture book written by Jane O'Connor and illustrated by Robin Preiss Glasser.
 The book spent nearly 100 weeks on the New York Times Best Seller list, launching a series that now numbers upwards of 80 books, selling 30 million volumes.
 "Fancy Nancy" has been on Publishers Weekly's bestseller list for picture books, was a Children's Book-of-the-Month Club selection and a Junior Library Guild Selection.
 It also won a "Borders 2006 Original Voices" award and has been translated into 20 languages, including Hungarian and Hebrew.
 In April 2012, Nancy was featured in her first chapter book, "Nancy Clancy: Super Sleuth".
 Books in the "Fancy Nancy" series have now spent 330 weeks on the New York Times Best Seller list, and in the fall of 2012, "Fancy Nancy the Musical" was produced by Vital Theatre Company in New York City.
Who Will Cry When You Die is a book written by Canadian writer Robin Sharma.
 The book was first published in 1999.
 This was the third book written by the author in the series "The Monk Who Sold His Ferrari".
Erika Mitchell (born 7 March 1963), known by her pen name E. L. James, is an English author.
 She wrote the bestselling erotic romance trilogy "Fifty Shades of Grey", "Fifty Shades Darker", and "Fifty Shades Freed", along with the companion novel ""; and under "Snowqueen's Icedragon" the Twilight fan fiction "Master of the Universe" that was the basis for the Fifty Shades trilogy.

Question: What book written by Erika Mitchell was first published in April 2012?
Answer: Fifty Shades Freed