APA (7 वां संस्करण) प्रशस्ति पत्र
Cleveland, T. (2015). Diamonds in the rough: Corporate paternalism and African professionalism on the mines of colonial Angola, 1917-1975. Ohio University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Cleveland, Todd. Diamonds in the Rough: Corporate Paternalism and African Professionalism on the Mines of Colonial Angola, 1917-1975. Athens, Ohio: Ohio University Press, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Cleveland, Todd. Diamonds in the Rough: Corporate Paternalism and African Professionalism on the Mines of Colonial Angola, 1917-1975. Ohio University Press, 2015.
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