Oklahoma conservation needs inventory.

APA Citation

United States. Soil Conservation Service. (1970). Oklahoma conservation needs inventory. [Stillwater, Okla.]: [Soil Conservation Service, State Office.].

MLA Citation

United States. Soil Conservation Service. Oklahoma Conservation Needs Inventory. [Stillwater, Okla.]: [Soil Conservation Service, State Office.], 1970.

Warning: These citations may not always be complete (especially for serials).