Lua APA (7ú heag.)
Ndulu, B. J., & Chakraborti, L. (2007). Challenges of African growth: Opportunities, constraints, and strategic directions. World Bank.
Lua i Stíl Chicago (17ú heag.)
Ndulu, B. J., agus Lopamudra Chakraborti. Challenges of African Growth: Opportunities, Constraints, and Strategic Directions. Washington D.C.: World Bank, 2007.
Lua MLA (9ú heag.)
Ndulu, B. J., agus Lopamudra Chakraborti. Challenges of African Growth: Opportunities, Constraints, and Strategic Directions. World Bank, 2007.
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