Cunningham, S. (1981). The copper industry in Zambia: Foreign mining companies in a developing country. Praeger.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCunningham, Simon. The Copper Industry in Zambia: Foreign Mining Companies in a Developing Country. New York: Praeger, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCunningham, Simon. The Copper Industry in Zambia: Foreign Mining Companies in a Developing Country. Praeger, 1981.
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