APA (7th ed.) Citation

Smith, H. C., Trimble, G. R., & DeBald, P. S. (1979). Raise cutting diameters for increased returns. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station.

Chicago Style (17th ed.) Citation

Smith, H. Clay, G. R. Trimble, and Paul S. DeBald. Raise Cutting Diameters for Increased Returns. Broomall, Pa.: Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1979.

MLA (9th ed.) Citation

Smith, H. Clay, et al. Raise Cutting Diameters for Increased Returns. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1979.