Cita APA (7th ed.)
Berger, R. M. Gay & gray: The older homosexual man. Alyson.
Cita Chicago (17th ed.)
Berger, Raymond M. Gay & Gray: The Older Homosexual Man. Boston: Alyson.
Cita MLA (9th ed.)
Berger, Raymond M. Gay & Gray: The Older Homosexual Man. Alyson.
Atenció: Aquestes cites poden no estar 100% correctes.