APA (7 ম সংস্করণ) উদ্ধৃতি

National Geographic Society. (1978). The heart of the Grand Canyon: / Grand Canyon Park, Arizona. National Geographic Magazine.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

National Geographic Society. The Heart of the Grand Canyon: / Grand Canyon Park, Arizona. Washigton, Estados Unidos: National Geographic Magazine, 1978.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

National Geographic Society. The Heart of the Grand Canyon: / Grand Canyon Park, Arizona. National Geographic Magazine, 1978.