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MLA

Whipple, O.C, and J.C Walker. "Strains of Cucumber Mosaic Virus Pathogenic On Bean and Pea." , 27-60.. Print

APA

Whipple, O., & Walker, J. (0000). Strains of Cucumber Mosaic Virus Pathogenic on Bean and Pea.

Chicago

Whipple, O.C., and J.C Walker. "Strains of Cucumber Mosaic Virus Pathogenic on Bean and Pea" (1941): 27-60..