APA (7th ed.) Citation

McIntyre, L. (1975). The incredible incas and their timeless land (Primera edición.). National Geographic Society.

Chicago Style (17th ed.) Citation

McIntyre, Loren. The Incredible Incas and Their Timeless Land. Primera edición. Washington: National Geographic Society, 1975.

MLA (8th ed.) Citation

McIntyre, Loren. The Incredible Incas and Their Timeless Land. Primera edición. National Geographic Society, 1975.