Alwang, J. (2002). Why has poverty in creased in Zimbabwe ? The World Bank.
Citazione stile Chigago Style (17a edizione)Alwang, Jeffrey. Why Has Poverty in Creased in Zimbabwe ? Washington, D.C.: The World Bank, 2002.
Citatione MLA (9a ed.)Alwang, Jeffrey. Why Has Poverty in Creased in Zimbabwe ? The World Bank, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.