Gwatkin, D. R. (2000). Socio-economic differences in health, nutrition, and population in Bolivia. World Bank.
Chicago-referens (17:e uppl.)Gwatkin, Davidson R. Socio-economic Differences in Health, Nutrition, and Population in Bolivia. Washington, D.C: World Bank, 2000.
MLA-referens (9:e uppl.)Gwatkin, Davidson R. Socio-economic Differences in Health, Nutrition, and Population in Bolivia. World Bank, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.