Não informado. (2001). Annotated Bibliography of Economic Geology. Economic Geology Publication.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Annotated Bibliography of Economic Geology. Lancaster, Pa: Economic Geology Publication, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Annotated Bibliography of Economic Geology. Economic Geology Publication, 2001.
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