APA (7th ed.) Citation

Ingwersen, J. B. (1981). Statistical analysis using SPSS at the USDA-Fort Collins Computer Center. USDA Forest Service, Watershed Systems Development Group.

Chicago Style (17th ed.) Citation

Ingwersen, James B. Statistical Analysis Using SPSS at the USDA-Fort Collins Computer Center. Fort Collins, Colo.: USDA Forest Service, Watershed Systems Development Group, 1981.

MLA (9th ed.) Citation

Ingwersen, James B. Statistical Analysis Using SPSS at the USDA-Fort Collins Computer Center. USDA Forest Service, Watershed Systems Development Group, 1981.