APA (7th ed.) Citation

Keetch, C. W. (1980). Soil survey of San Juan County, New Mexico: Eastern part. U.S. Dept. of Agriculture, Soil Conservation Service.

Chicago Style (17th ed.) Citation

Keetch, C. Wesley. Soil Survey of San Juan County, New Mexico: Eastern Part. [Washington, D.C.?]: U.S. Dept. of Agriculture, Soil Conservation Service, 1980.

MLA (9th ed.) Citation

Keetch, C. Wesley. Soil Survey of San Juan County, New Mexico: Eastern Part. U.S. Dept. of Agriculture, Soil Conservation Service, 1980.