APA-referens

Creinin, M. D., Schlaff, W., Archer, D. F., Wan, L., Frezieres, R., Thomas, M., . . . Higgins, J. (2006). Progesterone Receptor Modulator for Emergency Contraception: A Randomized Controlled Trial.

Chicago-stil citat

Creinin, Mitchell D., William Schlaff, David F. Archer, Livia Wan, Ron Frezieres, Michael Thomas, Michael Rosenberg, och James Higgins. Progesterone Receptor Modulator for Emergency Contraception: A Randomized Controlled Trial. 2006.

MLA-referens

Creinin, Mitchell D., et al. Progesterone Receptor Modulator for Emergency Contraception: A Randomized Controlled Trial. 2006.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.