APA ציטוט

(1981). Breast cancer and oral contraceptives: Findings in Royal College of General Practitioners' study.

Citação norma Chicago

Breast Cancer and Oral Contraceptives: Findings in Royal College of General Practitioners' Study. 1981.

ציטוט MLA

Breast Cancer and Oral Contraceptives: Findings in Royal College of General Practitioners' Study. 1981.