Dyfyniad APA

Gwatkin, D. R. (2000). Socio-economic differences in health, nutrition, and population in Bolivia. World Bank.

Dyfyniad Arddull Chicago

Gwatkin, Davidson R. Socio-economic Differences in Health, Nutrition, and Population in Bolivia. Washington, D.C: World Bank, 2000.

Dyfyniad MLA

Gwatkin, Davidson R. Socio-economic Differences in Health, Nutrition, and Population in Bolivia. World Bank, 2000.

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