Grabowski, J. S. (2003). Sex and virtue: An introduction to sexual ethics. Catholic University of America Press.
Lua i Stíl Chicago (17ú heag.)Grabowski, John S. Sex and Virtue: An Introduction to Sexual Ethics. Washington, District of Columbia: Catholic University of America Press, 2003.
Lua MLA (9ú heag.)Grabowski, John S. Sex and Virtue: An Introduction to Sexual Ethics. Catholic University of America Press, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.