Posner, R. A. (1992). Sex and reason. Harvard University Press.
Lua i Stíl Chicago (17ú heag.)Posner, Richard A. Sex and Reason. Cambridge, MA: Harvard University Press, 1992.
Lua MLA (9ú heag.)Posner, Richard A. Sex and Reason. Harvard University Press, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.