APA (7th ed.) Citation

Reader's Digest Association. (2002). Vanished civilizations. Reader's Digest Association.

Chicago Style (17th ed.) Citation

Reader's Digest Association. Vanished Civilizations. London: Reader's Digest Association, 2002.

MLA (9th ed.) Citation

Reader's Digest Association. Vanished Civilizations. Reader's Digest Association, 2002.

Warning: These citations may not always be 100% accurate.