Cita APA

Ahmad, S. 1. (1992). Regression estimates of per capita GDP based on purchasing power parities. Washington, DC: Socio-Economic Data Division, International Economics Department, The World Bank.

Citación estilo Chicago

Ahmad, Sultan 1937-. Regression Estimates of Per Capita GDP Based On Purchasing Power Parities. Washington, DC: Socio-Economic Data Division, International Economics Department, The World Bank, 1992.

Cita MLA

Ahmad, Sultan 1937-. Regression Estimates of Per Capita GDP Based On Purchasing Power Parities. Washington, DC: Socio-Economic Data Division, International Economics Department, The World Bank, 1992.