APA (7th ed.) Citation

Rehm, G. W. (1994). Soil cation ratios for crop production. [Minnesota Extension Service, University of Minnesota, College of Agriculture].

Chicago Style (17th ed.) Citation

Rehm, George William. Soil Cation Ratios for Crop Production. [St. Paul, Minn.]: [Minnesota Extension Service, University of Minnesota, College of Agriculture], 1994.

MLA (9th ed.) Citation

Rehm, George William. Soil Cation Ratios for Crop Production. [Minnesota Extension Service, University of Minnesota, College of Agriculture], 1994.