Task: Question Answering
Input (English): Passage: Boult, Adrian (1973). My Own Trumpet. London: Hamish Hamilton. ISBN 0-241-02445-5.
Boult, Adrian (1979). Music and Friends. London: Hamish Hamilton. ISBN 0-241-10178-6.
Dickinson, Alan Edgar Frederic (1995).  Alan Gibbs (ed.). Holst's Music—A Guide. London: Thames. ISBN 0-905210-45-X.
Dickinson, A E F (1957). "Gustav Holst".  In Alfred Louis Bacharach (ed) (ed.). The Music Masters IV: The Twentieth Century. Harmondsworth: Penguin. OCLC 26234192.CS1 maint: Extra text: editors list (link)
Gibbs, Alan (2000). Holst Among Friends. London: Thames Publishing. ISBN 978-0-905210-59-9.
Holmes, Paul (1998). Holst. Illustrated Lives of the Great Composers. London: Omnibus Press. OCLC 650194212.
Holst, Gustav (1974). Letters to W. G. Whittaker. University of Glasgow Press. ISBN 0-85261-106-4.
Holst, Imogen (1969). Gustav Holst (second ed.). London and New York: Oxford University Press. ISBN 0-19-315417-X.
Holst, Imogen (1974). A Thematic Catalogue of Gustav Holst's Music. London: Faber and Faber. ISBN 0-571-10004-X.
Holst, Imogen (1980). "Holst, Gustavus Theodore von".  In Stanley Sadie (ed) (ed.). The New Grove Dictionary of Music and Musicians. 8. London: Macmillan. ISBN 0-333-23111-2.CS1 maint: Extra text: editors list (link)
Holst, Imogen (1981). The Great Composers: Holst (second ed.). London: Faber and Faber. ISBN 0-571-09967-X.
Holst, Imogen (1986). The Music of Gustav Holst (third ed.). Oxford: Oxford University Press. ISBN 0-19-315458-7.
Hughes, Gervase (1960). The Music of Arthur Sullivan. London: Macmillan. OCLC 16739230.
Hughes, Gervase; Herbert Van Thal (1971). The Music Lover's Companion. London: Eyre and Spottiswoode. ISBN 0-413-27920-0.
Kennedy, Michael (1970). Elgar: Orchestral Music. London: BBC. OCLC 252020259.
March, Ivan (ed) (2007). The Penguin Guide to Recorded Classical Music, 2008. London: Penguin. ISBN 0-14-103336-3.CS1 maint: Extra text: authors list (link)
Mitchell, Jon C (2001). A Comprehensive Biography of Composer Gustav Holst, with Correspondence and Diary Excerpts. Lewiston, N Y: E Mellen Press. ISBN 0-7734-7522-2.
Moore, Jerrold Northrop (1992). Vaughan Williams—A Life in Photographs. Oxford: Oxford University Press. ISBN 0-19-816296-0.
Rodmell, Paul (2002). Charles Villiers Stanford. Aldershot: Scolar Press. ISBN 1-85928-198-2.
Rubbra, Edmund; Stephen Lloyd, eds. (1974). Gustav Holst. London: Triad Press. ISBN 0-902070-12-6.
Sackville-West, Edward; Desmond Shawe-Taylor (1955). The Record Guide. London: Collins. OCLC 500373060.
Short, Michael (1990). Gustav Holst: The Man and his Music. Oxford: Oxford University Press. ISBN 0-19-314154-X.
Tippett, Michael (1991). Those Twentieth Century Blues. London: Pimlico. ISBN 0-7126-6059-3.
Vaughan Williams, Ralph (2008).  Hugh Cobbe (ed.). Letters of Ralph Vaughan Williams. Oxford and New York: Oxford University Press. ISBN 0-19-925797-3. 
Question: What is the full name of the book written in 2008 that had the ISBN number of 0-19-925797-3?
Output (English): Letters of Ralph Vaughan Williams.