World Bank, World Bank., & World Bank. Environmentally Sustainable Development. (1996). The World Bank participation sourcebook. Washington, D.C.: World Bank.
Παραπομπή Chicago StyleWorld Bank, World Bank, και World Bank. Environmentally Sustainable Development. The World Bank Participation Sourcebook. Washington, D.C.: World Bank, 1996.
Παραπομπή MLAWorld Bank, World Bank, και World Bank. Environmentally Sustainable Development. The World Bank Participation Sourcebook. Washington, D.C.: World Bank, 1996.
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