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MLA

Walker, Gail, et al. "The Use of Landsat for County Estimates of Crop Areas : Evaluation of the Huddleston-ray and the Battese-fuller Estimators." ,

APA

Walker, G., Sigman, R., United States, U. States, Department of Agriculture, D. of Agriculture, & Statistical Reporting Service, S. Reporting Service. (1982). The use of LANDSAT for county estimates of crop areas : evaluation of the Huddleston-Ray and the Battese-Fuller estimators.

Chicago

Walker, Gail., Richard Sigman, United States, Department of Agriculture, and Statistical Reporting Service. "The use of LANDSAT for county estimates of crop areas : evaluation of the Huddleston-Ray and the Battese-Fuller estimators" (1982):