A National program for soil and water conservation :
the 1988-97 update : review draft.
APA Citation
United States. Department of Agriculture. (1988). A National program for soil and water conservation: the 1988-97 update : review draft. [Washington, D.C.?]: U.S. Dept. of Agriculture.
MLA Citation
United States. Department of Agriculture. A National Program for Soil And Water Conservation: the 1988-97 Update : Review Draft. [Washington, D.C.?]: U.S. Dept. of Agriculture, 1988.
Warning: These citations may not always be complete (especially for serials).