Não informado. (2010). The American Association of Petroleum Geologists Bulletin. American Association of Petroleum Geologists.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. The American Association of Petroleum Geologists Bulletin. Tulsa, Okla: American Association of Petroleum Geologists, 2010.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. The American Association of Petroleum Geologists Bulletin. American Association of Petroleum Geologists, 2010.
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