APA (7e ed.) Bronvermelding

Hatcher, R. A. (1994). Contraceptive technology (16th rev. ed.). Irvington.

Chicago (17e ed.) Bronvermelding

Hatcher, Robert A. Contraceptive Technology. 16th rev. ed. New York: Irvington, 1994.

MLA (8e ed.) Bronvermelding

Hatcher, Robert A. Contraceptive Technology. 16th rev. ed. Irvington, 1994.