Cita APA (7a ed.)

Karras, R. M. (2012). Unmarriages: Women, Men, and Sexual Unions in the Middle Ages. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Karras, Ruth Mazo. Unmarriages: Women, Men, and Sexual Unions in the Middle Ages. Philadelphia: University of Pennsylvania Press, 2012.

Cita MLA (8a ed.)

Karras, Ruth Mazo. Unmarriages: Women, Men, and Sexual Unions in the Middle Ages. University of Pennsylvania Press, 2012.