Tohutoro APA (7th ed.)
Preston, J., Swann, G., & Bissones, F. (1987). Safe sex: The ultimate erotic guide. New American Library.
Tohutoru Kātū Chicago (17th ed.)
Preston, John, Glenn Swann, me Fred Bissones. Safe Sex: The Ultimate Erotic Guide. New York: New American Library, 1987.
Tohutoro MLA (9th ed.)
Preston, John, et al. Safe Sex: The Ultimate Erotic Guide. New American Library, 1987.
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