APA (7 ম সংস্করণ) উদ্ধৃতি

National Geographic Society (U.S.) Special Publications Division. (1979). Mysteries of the ancient world. The Society.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

National Geographic Society (U.S.) Special Publications Division. Mysteries of the Ancient World. Washington: The Society, 1979.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

National Geographic Society (U.S.) Special Publications Division. Mysteries of the Ancient World. The Society, 1979.