Não informado. (1956). Transactions of the American Institute of Mining, Metallurgical and Petroleum Engineers. American Institute of Mining, Metallurgical and Petroleum Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Transactions of the American Institute of Mining, Metallurgical and Petroleum Engineers. New York: American Institute of Mining, Metallurgical and Petroleum Engineers, 1956.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Transactions of the American Institute of Mining, Metallurgical and Petroleum Engineers. American Institute of Mining, Metallurgical and Petroleum Engineers, 1956.
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