Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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