APA (7th ed.) Citation

Van Dyne, G. M. (1969). The Ecosystem concept in natural resource management. Academic Press.

Chicago Style (17th ed.) Citation

Van Dyne, George M. The Ecosystem Concept in Natural Resource Management. New York: Academic Press, 1969.

MLA (9th ed.) Citation

Van Dyne, George M. The Ecosystem Concept in Natural Resource Management. Academic Press, 1969.

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