APA (7th ed.) Citation

Harrison, R. E., & Allen, W. H. (1980). A solar supplemented heat pump corn dryer. American Society of Agricultural Engineers.

Chicago Style (17th ed.) Citation

Harrison, R. E., and W. H. Allen. A Solar Supplemented Heat Pump Corn Dryer. St. Joseph, Mich.: American Society of Agricultural Engineers, 1980.

MLA (9th ed.) Citation

Harrison, R. E., and W. H. Allen. A Solar Supplemented Heat Pump Corn Dryer. American Society of Agricultural Engineers, 1980.