Cita APA (7a ed.)

Institute of Medicine. (1991). Oral contraceptives & breast cancer. National Academy Press.

Cita Chicago Style (17a ed.)

Institute of Medicine. Oral Contraceptives & Breast Cancer. Washington, D.C.: National Academy Press, 1991.

Cita MLA (9a ed.)

Institute of Medicine. Oral Contraceptives & Breast Cancer. National Academy Press, 1991.