Dyfyniad APA

Ross, J. A. (1988). Family planning and child survival: 100 developing countries. Center for Population and Family Health, Columbia University.

Dyfyniad Arddull Chicago

Ross, John A. Family Planning and Child Survival: 100 Developing Countries. New York: Center for Population and Family Health, Columbia University, 1988.

Dyfyniad MLA

Ross, John A. Family Planning and Child Survival: 100 Developing Countries. Center for Population and Family Health, Columbia University, 1988.

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