Wayne R. (ed.), Garland Publishing, 1990. pp. 48–50. Morin, Jack Anal Pleasure & Health: A Guide for Men and Women, Down There Press, 1998. Sanderson, Terry The Gay Man's Kama Sutra, Thomas Dunne Books, 2004. Tristan Taormino The Ultimate Guide to Anal Sex for Women, Cleis Press, 1997, 2006. Underwood, Steven G. Gay Men and Anal Eroticism: Tops, Bottoms, and Versatiles, Harrington Park Press, 2003 External links Anal eroticism Sexology Sexual acts