APA (7th ed.) Citation

Cooper, A. W. (1906). Sugar pine and western yellow pine in California. U.S. Dept. of Agriculture, Forest Service.

Chicago Style (17th ed.) Citation

Cooper, Albert W. Sugar Pine and Western Yellow Pine in California. Washington, D.C.: U.S. Dept. of Agriculture, Forest Service, 1906.

MLA (9th ed.) Citation

Cooper, Albert W. Sugar Pine and Western Yellow Pine in California. U.S. Dept. of Agriculture, Forest Service, 1906.