Martin, J. H. (1976). Principles of field crop production. Macmillan press.
Chicago Edition CitationMartin, J H. Principles of Field Crop Production. London: Macmillan press, 1976.
MLA Edition CitationMartin, J H. Principles of Field Crop Production. Macmillan press, 1976.
Warning: These citations may not always be 100% accurate.