Morin, J. (1986). Anal pleasure and health: A guide for men and women (2., revised edition.). Yes.
Lua i Stíl Chicago (17ú heag.)Morin, Jack. Anal Pleasure and Health: A Guide for Men and Women. 2., revised edition. San Francisco: Yes, 1986.
Lua MLA (8ú heag.)Morin, Jack. Anal Pleasure and Health: A Guide for Men and Women. 2., revised edition. Yes, 1986.
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