Cita APA (7th ed.)

World Health Organization, Look, P. F. A. V., & Perez-Palacios, G. (1994). Contraceptive research and development, 1984-1994: The road from Mexico City to Cairo and beyond. Oxford University Press.

Cita Chicago (17th ed.)

World Health Organization, P. F. A. Van Look, i Gregorio Perez-Palacios. Contraceptive Research and Development, 1984-1994: The Road from Mexico City to Cairo and Beyond. Delhi: Oxford University Press, 1994.

Cita MLA (9th ed.)

World Health Organization, et al. Contraceptive Research and Development, 1984-1994: The Road from Mexico City to Cairo and Beyond. Oxford University Press, 1994.