Westrup, J. A. (1964). Music, its past and its present: A lecture delivered by Sir Jack Westrup in the Whittall Pavillion of the Library of Congress, September 3, 1963. s.n.
Chicago-referens (17:e uppl.)Westrup, Jack Allan. Music, Its Past and Its Present: A Lecture Delivered by Sir Jack Westrup in the Whittall Pavillion of the Library of Congress, September 3, 1963. Washington: s.n, 1964.
MLA-referens (9:e uppl.)Westrup, Jack Allan. Music, Its Past and Its Present: A Lecture Delivered by Sir Jack Westrup in the Whittall Pavillion of the Library of Congress, September 3, 1963. s.n, 1964.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.