West, D. J. (1968). Homosexuality: Donald J. West (2nd revised edition.). Penguin.
Citazione stile Chigago Style (17a edizione)West, D. J. Homosexuality: Donald J. West. 2nd revised edition. Harmondsworth [u.a.]: Penguin, 1968.
Citatione MLA (8a ed.)West, D. J. Homosexuality: Donald J. West. 2nd revised edition. Penguin, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.