Dyfyniad APA

Zeimetz, K. A. (1979). Growing energy: Land for biomass farms. Dept. of Agriculture, Economics, Statistics, and Cooperatives Service.

Dyfyniad Arddull Chicago

Zeimetz, Kathryn A. Growing Energy: Land for Biomass Farms. [Washington]: Dept. of Agriculture, Economics, Statistics, and Cooperatives Service, 1979.

Dyfyniad MLA

Zeimetz, Kathryn A. Growing Energy: Land for Biomass Farms. Dept. of Agriculture, Economics, Statistics, and Cooperatives Service, 1979.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.