Dyfyniad APA

Cox, J. F. (1925). Crop production and soil management. J. Wiley & Sons; [etc.].

Dyfyniad Arddull Chicago

Cox, Joseph Frank. Crop Production and Soil Management. New York: J. Wiley & Sons; [etc.], 1925.

Dyfyniad MLA

Cox, Joseph Frank. Crop Production and Soil Management. J. Wiley & Sons; [etc.], 1925.

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