Question:  "Mandrake Root" is a song by the globe's loudest band as listed in what book from 1975?

Context paragraphs:
Alraune (1928 film): Alraune (also called Unholy Love, Mandrake, or A Daughter of Destiny) is a 1928 German silent science fiction, horror film directed by Henrik Galeen and starring Brigitte Helm in which a prostitute is artificially inseminated with the semen of a hanged man.  The story is based upon the legend of Alraune and the powers of the mandrake root to impregnate women.  In this version the symbiosis caused by the sexual union between the human and the root causes the girl to kill all men who fall in love with her.

Deep Purple: Deep Purple are an English rock band formed in Hertford in 1968.  The band is considered to be among the pioneers of heavy metal and modern hard rock, although their musical approach changed over the years.  Originally formed as a progressive rock band, the band shifted to a heavier sound in 1970.  Deep Purple, together with Led Zeppelin and Black Sabbath, have been referred to as the "unholy trinity of British hard rock and heavy metal in the early to mid-seventies".  They were listed in the 1975 "Guinness Book of World Records" as "the globe's loudest band" for a 1972 concert at London's Rainbow Theatre, and have sold over 100 million albums worldwide.

Aloke: ALOKE is an American post-hardcore band that was formed by Christian Zucconi, Paul DeCourcey and Alex Charpentier in Ossining, New York, in 2004.  During their career, the band released one live album and three EPs, before disbanding in the summer of 2009.  Thereafter, Zucconi formed Grouplove, which gained popularity with ALOKE song, "Colors You Have" (renamed "Colours").  At one time, ALOKE was described as "shoveling out creepy, loud, grueling beauty" and "the fiercest, hardest working, loudest band in NYC".

Simon M. Woods: Simon M. Woods is a British entrepreneur and former record producer.  Woods was the manager for the band UB40 after having seen them play at a pub, and turned down two offers on their behalf to release under 2 Tone Records, opting to release "Food For Thought" through another label, Graduate, before setting up Dep International that recorded and released UB40 internationally with enormous success.  Woods left the band in 1983 and started his own label, to which he signed Swans Way.  Woods ran his own marketing company before being hired on by the Birmingham School of Acting, and founded the European Drama Network, a film production company which makes movies based on classic plays.  Their first movie was "The Mandrake Root"; it was directed by Malachi Bogdanov and is based on a comedy written in 1512 by Niccolò Machiavelli.  In a co-production with Warwick Business School he wrote and directed "The Inferno Show presents Machiavelli The Prince of Comedy", a short comedy to celebrate the 500th anniversary of the writing of "The Prince".  Currently he is developing a movie, "From Ithaca With Love The Odyssey", a modern version of Homer's "The Odyssey" set in the modern day but made in Ancient Greek and Latin, loosely based on a play of the same name he produced in 2006 with director Malachi Bogdanov as part of the New Generation Arts Festival.

The Mandrake Root: The Mandrake Root is a 2008 comedy drama film adapted and directed by Malachi Bogdanov as his first feature film.  The film was produced by Simon M. Woods as the first film release of European Drama Network.

Loudest band: The loudest band in the world is a subject of some dispute in musical circles.  Many bands have claimed to be the loudest, measuring this in various ways including with decibel meters at concerts and by engineering analysis of the CDs on which their albums are published.  Guinness World Records no longer celebrate "The Loudest Band in the World" for fear of promoting hearing loss.

Mandrake Root: "Mandrake Root" is a song by Deep Purple that is featured on their debut album "Shades of Deep Purple".  The title is in reference to the mandrake plant, but is also the name of a pre-Purple band that Blackmore was trying to form in Germany when he got the call from Deep Purple's original management.

Alraune (1918 film): Alraune is a 1918 Hungarian science fiction horror film directed by Michael Curtiz and Edmund Fritz and starring Géza Erdélyi.  Little is known about this film which is now believed to be lost.  It is a variation on the original legend of Alraune in which a Mad Scientist creates a beautiful but demonic child from the forced union between a woman and a mandrake root.

European Drama Network: European Drama Network is a producer and online distributor of modern movies of classic plays and texts.  Founded by producer Simon M. Woods in 2007, its first film was "The Mandrake Root", based on the play "The Mandrake" by Niccolò Machiavelli in 1518, and directed by Malachi Bogdanov.  In a co-production with Warwick Business School it produced a short comedy The Inferno Show presents Machiavelli The Prince of Comedy with Machiavelli trapped in hell and finding it not like his dream.  Currently the company is developing the movie From Ithaca With Love The Odyssey based on Homer's The Odyssey which will be set in the modern day but made in Ancient Greek and Latin and will be subtitled into 40 languages and distributed free to every school and university in the world.  The film is loosely based on a play of the same name produced by the company's founder as part of the New Generation arts Festival in Birmingham in 2006.

Scandinavian Nights: Scandinavian Nights is a double live album by the British hard rock band Deep Purple.  It was originally recorded by Swedish National Radio for a radio show called "Tonkraft" at the Stockholm Konserthuset on 12 November 1970, but not released until 1988.  The tapes were re-mixed by Tom Leader at Angel Studios in London.  It remains the prime example of the early Mk II set list and ferocious concert dynamics.  The set list comprises songs from the album "Deep Purple in Rock" and long instrumentals from earlier albums.  The two songs "Mandrake Root" and "Wring that Neck" took up half the concert in the early days, until the "Fireball" tour.

Supporting paragraphs: Mandrake Root Deep Purple
Answer: Guinness Book of World Records