APA (7th ed.) Citation

National Geographic Society, Washington, D.C. (1976). Man [videorecording]: The incredible machine. The Society.

Chicago Style (17th ed.) Citation

National Geographic Society, Washington, D.C. Man [videorecording]: The Incredible Machine. Washington: The Society, 1976.

MLA (9th ed.) Citation

National Geographic Society, Washington, D.C. Man [videorecording]: The Incredible Machine. The Society, 1976.

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