Graham, N. (1970). The homosexual marriage. San Diego: Greenleaf Classics.
Lua i Stíl Chicago (17ú heag.)Graham, Norman. The Homosexual Marriage. San Diego: Greenleaf Classics, 1970.
Lua MLA (8ú heag.)Graham, Norman. The Homosexual Marriage. San Diego: Greenleaf Classics, 1970.
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