Ross, J. A. (1988). Family planning and child survival: 100 developing countries. Center for Population and Family Health, Columbia University.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումRoss, John A. Family Planning and Child Survival: 100 Developing Countries. New York: Center for Population and Family Health, Columbia University, 1988.
MLA (9րդ խմբ.) ՄեջբերումRoss, John A. Family Planning and Child Survival: 100 Developing Countries. Center for Population and Family Health, Columbia University, 1988.