APA (7th ed.) Citation

Arno, S. F. (1979). Forest regions of Montana. Intermountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture.

Chicago Style (17th ed.) Citation

Arno, Stephen F. Forest Regions of Montana. Ogden, Utah: Intermountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1979.

MLA (9th ed.) Citation

Arno, Stephen F. Forest Regions of Montana. Intermountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1979.