Não informado. (1974). AAPG Bulletin: American Association. American Association of Petroleum Geologists.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. AAPG Bulletin: American Association. Tulsa, Okla: American Association of Petroleum Geologists, 1974.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. AAPG Bulletin: American Association. American Association of Petroleum Geologists, 1974.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.