APA (7th ed.) Citation

Sheffield, C. (1981). Earthwatch, a survey of the world from space. Macmillan.

Chicago Style (17th ed.) Citation

Sheffield, Charles. Earthwatch, a Survey of the World from Space. New York: Macmillan, 1981.

MLA (9th ed.) Citation

Sheffield, Charles. Earthwatch, a Survey of the World from Space. Macmillan, 1981.

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