APA (7th ed.) Citation

Worrell, A. C. (1970). Principles of forest policy. McGraw-Hill Book Co..

Chicago Style (17th ed.) Citation

Worrell, Albert Cadwallader. Principles of Forest Policy. New York: McGraw-Hill Book Co., 1970.

MLA (9th ed.) Citation

Worrell, Albert Cadwallader. Principles of Forest Policy. McGraw-Hill Book Co., 1970.