Não informado. (2010). The American Association of Petroleum Geologists Bulletin. American Association of Petroleum Geologists.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. The American Association of Petroleum Geologists Bulletin. Tulsa, Okla: American Association of Petroleum Geologists, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. The American Association of Petroleum Geologists Bulletin. American Association of Petroleum Geologists, 2010.
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