Gebhard, P. H. Incidence of overt homosexuality in the United States and Western Europe. Sociology of homosexuality, 114-121.
Lua i Stíl Chicago (17ú heag.)Gebhard, Paul H. "Incidence of Overt Homosexuality in the United States and Western Europe." Sociology of Homosexuality : 114-121.
Lua MLA (8ú heag.)Gebhard, Paul H. "Incidence of Overt Homosexuality in the United States and Western Europe." Sociology of Homosexuality, , pp. 114-121.
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