Bullough, V. L. The development of sexology in the USA in the Early Twentieth Century. Sexual kwowledge in England, 1500-1750, 303-322.
Lua i Stíl Chicago (17ú heag.)Bullough, Vern L. "The Development of Sexology in the USA in the Early Twentieth Century." Sexual Kwowledge in England, 1500-1750 : 303-322.
Lua MLA (8ú heag.)Bullough, Vern L. "The Development of Sexology in the USA in the Early Twentieth Century." Sexual Kwowledge in England, 1500-1750, , pp. 303-322.
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