The performance and economic feasibility of solar grain drying systems /
Walter G. Heid, jr.

APA Citation

Heid, W. George., United States. Dept. of Agriculture. Economics, S. (1978). The performance and economic feasibility of solar grain drying systems. Washington, D.C.: U.S. Dept. of Agriculture, Economics, Statistics, and Cooperatives Service.

MLA Citation

Heid, Walter George, 1932-, and Statistics United States. Dept. of Agriculture. Economics. The Performance And Economic Feasibility of Solar Grain Drying Systems. Washington, D.C.: U.S. Dept. of Agriculture, Economics, Statistics, and Cooperatives Service, 1978.