Hopkins, M. (1980). A global forecast of absolute poverty and employment. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Hopkins, Michael. A Global Forecast of Absolute Poverty and Employment. International Labour Organization, 1980.
Citatione MLA (9a ed.)Hopkins, Michael. A Global Forecast of Absolute Poverty and Employment. International Labour Organization, 1980.
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