Dyfyniad APA

ebrary, Inc, Ewbank, D. C., & Gribble, J. N. (1993). Effects of health programs on child mortality in Sub-Saharan Africa. National Academy Press.

Dyfyniad Arddull Chicago

ebrary, Inc, Douglas C. Ewbank, and James N. Gribble. Effects of Health Programs on Child Mortality in Sub-Saharan Africa. Washington, D.C.: National Academy Press, 1993.

Dyfyniad MLA

ebrary, Inc, et al. Effects of Health Programs on Child Mortality in Sub-Saharan Africa. National Academy Press, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.