Cita APA

Ahman, E., Shah, I. H., & Butler, P. (2004). Unsafe abortion: Global and regional estimates of the incidence of unsafe abortion and associated mortality in 2000 (4. edition.). Geneva: World Health Organization.

Citación estilo Chicago

Ahman, Elisabeth, Iqbal H. Shah, y Patricia Butler. Unsafe Abortion: Global and Regional Estimates of the Incidence of Unsafe Abortion and Associated Mortality in 2000. 4. edition. Geneva: World Health Organization, 2004.

Cita MLA

Ahman, Elisabeth, Iqbal H. Shah, y Patricia Butler. Unsafe Abortion: Global and Regional Estimates of the Incidence of Unsafe Abortion and Associated Mortality in 2000. 4. edition. Geneva: World Health Organization, 2004.