Harnack, J., Fabrizio, S., Leite, S., & Zanforlin, L. (2000). Ghana: Economic Development in a Democratic Environment. International Monetary Fund.
Lua i Stíl Chicago (17ú heag.)Harnack, Joachim, Stefania Fabrizio, Sergio Leite, agus Luisa Zanforlin. Ghana: Economic Development in a Democratic Environment. Washington, D.C.: International Monetary Fund, 2000.
Lua MLA (8ú heag.)Harnack, Joachim, et al. Ghana: Economic Development in a Democratic Environment. International Monetary Fund, 2000.
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