Cita APA (7a ed.)

Posner, R. A. (1992). Sex and reason. Harvard University Press.

Cita Chicago Style (17a ed.)

Posner, Richard A. Sex and Reason. Cambridge [Mass.] [etc.]: Harvard University Press, 1992.

Cita MLA (9a ed.)

Posner, Richard A. Sex and Reason. Harvard University Press, 1992.