Soil survey, Crowley County, Colorado
[by Roy J. Larsen, Donald R. Martin, and Richard E. Mayhugh.
APA Citation
Mayhugh, R. E., Martin, D. R., Larsen, R. J., Colorado Agricultural Experiment Station., United States. Soil Conservation Service. (1968). Soil survey, Crowley County, Colorado. Washington, D.C.]: Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].
MLA Citation
United States. Soil Conservation Service, et al.. Soil Survey, Crowley County, Colorado. Washington, D.C.]: Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1968.
Warning: These citations may not always be complete (especially for serials).