Cita APA

Demarest, R. J., & Sciarra, J. J. (1969). Conception, birth and contraception: A visual presentation. New York, New York: McGraw-Hill.

Citación estilo Chicago

Demarest, Robert J., y John J. Sciarra. Conception, Birth and Contraception: A Visual Presentation. New York, New York: McGraw-Hill, 1969.

Cita MLA

Demarest, Robert J., y John J. Sciarra. Conception, Birth and Contraception: A Visual Presentation. New York, New York: McGraw-Hill, 1969.