APA (7th ed.) Citation

Walters, J. W. (1975). An aid to identifying aspen diseases frequently encountered in the Southwest. U.S. Dept. of Agriculture, Forest Service, Forest Insect and Disease Management, State and Private Forestry, Southwestern Region.

Chicago Style (17th ed.) Citation

Walters, James W. An Aid to Identifying Aspen Diseases Frequently Encountered in the Southwest. Albuquerque, N.M.: U.S. Dept. of Agriculture, Forest Service, Forest Insect and Disease Management, State and Private Forestry, Southwestern Region, 1975.

MLA (9th ed.) Citation

Walters, James W. An Aid to Identifying Aspen Diseases Frequently Encountered in the Southwest. U.S. Dept. of Agriculture, Forest Service, Forest Insect and Disease Management, State and Private Forestry, Southwestern Region, 1975.