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MLA

Hills, Orin A. "The Beet Leafhopper In the Central Columbia River Breeding Area." , 21-31.. Print

APA

Hills, O. A. (0000). The Beet Leafhopper in the Central Columbia River Breeding Area.

Chicago

Hills, Orin A. "The Beet Leafhopper in the Central Columbia River Breeding Area" (1937): 21-31..