Cita APA

Winikoff, B., Carignan, C., Bernardik, E., & Semeraro, P. (1991). Medical services to save mothers' lives: Feasible approaches to reducing maternal mortality. [Lugar de publicación no identificado]: [The Population Council].

Citación estilo Chicago

Winikoff, Beverly, Charles Carignan, Elizabeth Bernardik, y Patricia Semeraro. Medical Services to Save Mothers' Lives: Feasible Approaches to Reducing Maternal Mortality. [Lugar de publicación no identificado]: [The Population Council], 1991.

Cita MLA

Winikoff, Beverly, Charles Carignan, Elizabeth Bernardik, y Patricia Semeraro. Medical Services to Save Mothers' Lives: Feasible Approaches to Reducing Maternal Mortality. [Lugar de publicación no identificado]: [The Population Council], 1991.