APA (7th ed.) Citation

Smith, J. R. (1950). Tree crops: A permanent agriculture. Devin-Adair.

Chicago Style (17th ed.) Citation

Smith, J. Russell. Tree Crops: A Permanent Agriculture. New York: Devin-Adair, 1950.

MLA (9th ed.) Citation

Smith, J. Russell. Tree Crops: A Permanent Agriculture. Devin-Adair, 1950.

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