National Research Council (U.S.). Committee on Population & Bledsoe, C. H. (1999). Critical perspectives on schooling and fertility in the developing world [electronic resource]. National Academy Press.
Dyfyniad Arddull ChicagoNational Research Council (U.S.). Committee on Population and Caroline H. Bledsoe. Critical Perspectives on Schooling and Fertility in the Developing World [electronic Resource]. Washington D.C: National Academy Press, 1999.
Dyfyniad MLANational Research Council (U.S.). Committee on Population and Caroline H. Bledsoe. Critical Perspectives on Schooling and Fertility in the Developing World [electronic Resource]. National Academy Press, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.