APA (7th ed.) Citation

Clawson, M., Landsberg, H. H., & Alexander, L. T. (1971). The agricultural potential of the Middle East. American Elsevier Pub. Co..

Chicago Style (17th ed.) Citation

Clawson, Marion, Hans H. Landsberg, and Lyle T. Alexander. The Agricultural Potential of the Middle East. New York: American Elsevier Pub. Co., 1971.

MLA (9th ed.) Citation

Clawson, Marion, et al. The Agricultural Potential of the Middle East. American Elsevier Pub. Co., 1971.