APA
Aldrich R., Aldrich R. F. & Wotherspoon G. (2001). Who's who in contemporary gay and lesbian history. London: Routledge.
Chicago
Aldrich Robert, Aldrich Robert F and Wotherspoon Garry. 2001. Who's who in contemporary gay and lesbian history. London: Routledge.
Harvard
Aldrich R., Aldrich R. F. and Wotherspoon G. (2001). Who's who in contemporary gay and lesbian history. London: Routledge.
MLA
Aldrich Robert, Aldrich Robert F and Wotherspoon Garry. Who's who in contemporary gay and lesbian history. London: Routledge. 2001.