Soil survey of Yamhill area, Oregon
[by George E. Otte and others.

APA Citation

Otte, G. E., United States. Soil Conservation Service., Oregon State University. Agricultural Experiment Station. (1974). Soil survey of Yamhill area, Oregon. Washington, D.C.: For sale by the Supt. of Docs., U.S. Govt. Print. Off.].

MLA Citation

Otte, George E, United States. Soil Conservation Service, and Oregon State University. Agricultural Experiment Station. Soil Survey of Yamhill Area, Oregon. Washington, D.C.: For sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1974.