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MLA

Richey, Frederick D. "Corn Hybrids Result From Crossing Carefully Selected Parent Lines." , 182-190.. Print

APA

Richey, F. D. (0000). Corn Hybrids Result From Crossing Carefully Selected Parent Lines.

Chicago

Richey, Frederick D. "Corn Hybrids Result From Crossing Carefully Selected Parent Lines" (1933): 182-190..