Cita APA

Kaufman, J. S., Asuzu, M. C., Rotimi, C. N., Johnson, O. O., Owoaje, E. E., & Cooper, R. S. (1997). The absence of adult mortality data for sub-Saharan Africa: A practical solution. World Health Organization.

Citación estilo Chicago

Kaufman, J. S., M. C. Asuzu, C. N. Rotimi, O. O. Johnson, E. E. Owoaje, y R. S. Cooper. The Absence of Adult Mortality Data for Sub-Saharan Africa: A Practical Solution. World Health Organization, 1997.

Cita MLA

Kaufman, J. S., et al. The Absence of Adult Mortality Data for Sub-Saharan Africa: A Practical Solution. World Health Organization, 1997.