APA (7e ed.) Bronvermelding

Duberman, M. B. (1991). About time: Exploring the gay past / Martin Duberman (Revised and extended edition, [Nachdruck].). Meridian.

Chicago (17e ed.) Bronvermelding

Duberman, Martin B. About Time: Exploring the Gay Past / Martin Duberman. Revised and extended edition, [Nachdruck]. New York [u.a.]: Meridian, 1991.

MLA (8e ed.) Bronvermelding

Duberman, Martin B. About Time: Exploring the Gay Past / Martin Duberman. Revised and extended edition, [Nachdruck]. Meridian, 1991.