World Bank. (1982). Abstracts of current studies: The World Bank research program. World Bank.
Citazione stile Chigago Style (17a edizione)World Bank. Abstracts of Current Studies: The World Bank Research Program. Washington, D.C.: World Bank, 1982.
Citatione MLA (9a ed.)World Bank. Abstracts of Current Studies: The World Bank Research Program. World Bank, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.