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^ abHjort, Christopher. (2008). So You Want To Be A Rock 'n' Roll Star: The Byrds Day-By-Day (1965-1973). Jawbone Press. pp. 80–87. ISBN978-1-906002-15-2
^ abRogan, Johnny. (1998). The Byrds: Timeless Flight Revisited (2nd ed.). Rogan House. pp. 177–186. ISBN0-9529540-1-X
^Brown, Tony. (2000). The Complete Book of the British Charts. Omnibus Press. p. 130. ISBN0-7119-7670-8
^ abWhitburn, Joel. (2008). Top Pop Singles 1955-2006. Record Research Inc. p. 130. ISBN978-0-89820-172-7
^Rogan, Johnny. (1996). Fifth Dimension (1996 CD liner notes)
^Hjort, Christopher. (2008). So You Want To Be A Rock 'n' Roll Star: The Byrds Day-By-Day (1965-1973). Jawbone Press. pp. 93–95. ISBN978-1-906002-15-2
^Hjort, Christopher. (2008). So You Want To Be A Rock 'n' Roll Star: The Byrds Day-By-Day (1965-1973). Jawbone Press. pp. 101–103. ISBN978-1-906002-15-2