Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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