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MLA

Traub, Hamilton P, and T. Ralph Robinson. "Improvement of Subtropical Fruit Crops: Citrus." , 749-826.. Print

APA

Traub, H. P, & Robinson, T. Ralph. (0000). Improvement of Subtropical Fruit Crops: Citrus.

Chicago

Traub, Hamilton P., and T. Ralph Robinson. "Improvement of Subtropical Fruit Crops: Citrus" (1937): 749-826..