Cita APA (7a ed.)

Alan Guttmacher Institute, Wulf, D., & Hollander, D. (1999). Sharing responsibility: Women, society & abortion worldwide.

Cita Chicago Style (17a ed.)

Alan Guttmacher Institute, Deirdre Wulf, y Dore Hollander. Sharing Responsibility: Women, Society & Abortion Worldwide. New York, 1999.

Cita MLA (8a ed.)

Alan Guttmacher Institute, et al. Sharing Responsibility: Women, Society & Abortion Worldwide. 1999.