Crush, J., Jeeves, A., & Yudelman, D. (1991). South Africa's labor empire: A history of Black migrancy to the gold mines. Westview Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCrush, Jonathan, Alan Jeeves, और David Yudelman. South Africa's Labor Empire: A History of Black Migrancy to the Gold Mines. Boulder: Westview Press, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCrush, Jonathan, et al. South Africa's Labor Empire: A History of Black Migrancy to the Gold Mines. Westview Press, 1991.
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