Hill, K. (1991). Demographic response to economic shock. Office of the Vice President, Development Economics, World Bank.
Lua i Stíl Chicago (17ú heag.)Hill, Kenneth. Demographic Response to Economic Shock. Washington, D.C: Office of the Vice President, Development Economics, World Bank, 1991.
Lua MLA (9ú heag.)Hill, Kenneth. Demographic Response to Economic Shock. Office of the Vice President, Development Economics, World Bank, 1991.
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