Cita APA (7a ed.)

Smith, J. E. (1991). Humanae vitae, a generation later. Catholic University of America Press.

Cita Chicago Style (17a ed.)

Smith, Janet E. Humanae Vitae, a Generation Later. Washington, D.C.: Catholic University of America Press, 1991.

Cita MLA (8a ed.)

Smith, Janet E. Humanae Vitae, a Generation Later. Catholic University of America Press, 1991.