Cita APA (7th ed.)
Institute of Medicine (U.S.). Committee on the Relationship Between Oral Contraceptives and Breast Cancer & ebrary, Inc. (1991). Oral contraceptives & breast cancer. National Academy Press.
Cita Chicago (17th ed.)
Institute of Medicine (U.S.). Committee on the Relationship Between Oral Contraceptives and Breast Cancer i Inc ebrary. Oral Contraceptives & Breast Cancer. Washington, D.C.: National Academy Press, 1991.
Cita MLA (9th ed.)
Institute of Medicine (U.S.). Committee on the Relationship Between Oral Contraceptives and Breast Cancer i Inc ebrary. Oral Contraceptives & Breast Cancer. National Academy Press, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.