APA (7e ed.) Bronvermelding

Envoy Enterprises. (1990). The Gay & Lesbian Almanac and Events of 1991. Envoy Enterprises.

Chicago (17e ed.) Bronvermelding

Envoy Enterprises. The Gay & Lesbian Almanac and Events of 1991. Chicago: Envoy Enterprises, 1990.

MLA (8e ed.) Bronvermelding

Envoy Enterprises. The Gay & Lesbian Almanac and Events of 1991. Envoy Enterprises, 1990.

Let op: Deze citaties zijn niet altijd 100% accuraat.