Cita APA (7a ed.)

Bennett, N. G., & Keyfitz, N. (1983). Sex selection of children. Academic Press.

Cita Chicago Style (17a ed.)

Bennett, Neil G., y Nathan Keyfitz. Sex Selection of Children. New York [etc.]: Academic Press, 1983.

Cita MLA (9a ed.)

Bennett, Neil G., y Nathan Keyfitz. Sex Selection of Children. Academic Press, 1983.