APA Citatie

Stanford, J. L., Brinton, L. A., & Hoover, R. N. (1989). Oral contraceptives and breast cancer: Results from an expanded case-control study. Nature Publishing Group.

Chicago Style citaat

Stanford, J. L., L. A. Brinton, en R. N. Hoover. Oral Contraceptives and Breast Cancer: Results From an Expanded Case-control Study. Nature Publishing Group, 1989.

MLA citatie

Stanford, J. L., L. A. Brinton, en R. N. Hoover. Oral Contraceptives and Breast Cancer: Results From an Expanded Case-control Study. Nature Publishing Group, 1989.