Cita APA

Buring, J., Hennekens, C., Lipnick, R., Willett, W., Stampfer, M., Rosner, B., . . . Speizer, F. (1987). A prospective cohort study of postmenopausal hormone use and risk of breast cancer in US women.

Citación estilo Chicago

Buring, J., C. Hennekens, R. Lipnick, W. Willett, M. Stampfer, B. Rosner, R. Peto, and F. Speizer. A Prospective Cohort Study of Postmenopausal Hormone Use and Risk of Breast Cancer in US Women. 1987.

Cita MLA

Buring, J., et al. A Prospective Cohort Study of Postmenopausal Hormone Use and Risk of Breast Cancer in US Women. 1987.