Cita APA (7a ed.)

Koyama, A., Hagopian, L., & Linden, J. (2013). Emerging Options for Emergency Contraception. SAGE Publishing.

Cita Chicago Style (17a ed.)

Koyama, Atsuko, Laura Hagopian, y Judith Linden. Emerging Options for Emergency Contraception. SAGE Publishing, 2013.

Cita MLA (9a ed.)

Koyama, Atsuko, et al. Emerging Options for Emergency Contraception. SAGE Publishing, 2013.