Cita APA (7a ed.)

Hatcher, R. A. (1997). The essentials of contraceptive technology. Population Information Program, Center for Communication Programs, Johns Hopkins School of Public Health.

Cita Chicago Style (17a ed.)

Hatcher, Robert Anthony. The Essentials of Contraceptive Technology. Baltimore, MD: Population Information Program, Center for Communication Programs, Johns Hopkins School of Public Health, 1997.

Cita MLA (8a ed.)

Hatcher, Robert Anthony. The Essentials of Contraceptive Technology. Population Information Program, Center for Communication Programs, Johns Hopkins School of Public Health, 1997.