Cita APA (7a ed.)

Boonin, D. (2003). A defense of abortion. Cambridge University Press.

Cita Chicago Style (17a ed.)

Boonin, David. A Defense of Abortion. Cambridge [etc.]: Cambridge University Press, 2003.

Cita MLA (9a ed.)

Boonin, David. A Defense of Abortion. Cambridge University Press, 2003.