Greif, M. (1977). The Gay Engagement Calender: 1981 / Compiled by Martin Greif. Stein and Day.
Lua i Stíl Chicago (17ú heag.)Greif, Martin. The Gay Engagement Calender: 1981 / Compiled by Martin Greif. New York: Stein and Day, 1977.
Lua MLA (8ú heag.)Greif, Martin. The Gay Engagement Calender: 1981 / Compiled by Martin Greif. Stein and Day, 1977.
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