Cita APA (7th ed.)

David James Press. The gay and lesbian map & guide of Philadelphia (Ausgabe 1988 - 1989.). David James Press.

Cita Chicago (17th ed.)

David James Press. The Gay and Lesbian Map & Guide of Philadelphia. Ausgabe 1988 - 1989. New York: David James Press.

Cita MLA (8th ed.)

David James Press. The Gay and Lesbian Map & Guide of Philadelphia. Ausgabe 1988 - 1989. David James Press.