APA (7th ed.) Citation

Bull, E. L., Partridge, A. D., & Williams, W. G. (1981). Creating snags with explosives. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station.

Chicago Style (17th ed.) Citation

Bull, Evelyn L., Arthur D. Partridge, and Wayne G. Williams. Creating Snags with Explosives. [Portland, Or.?]: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1981.

MLA (9th ed.) Citation

Bull, Evelyn L., et al. Creating Snags with Explosives. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1981.