APA (7th ed.) Citation

Martin, J. H., Leonard, W. H., & Stamp, D. L. (1976). Principles of field crop production (3d ed.). Macmillan.

Chicago Style (17th ed.) Citation

Martin, John H., Warren H. Leonard, and David L. Stamp. Principles of Field Crop Production. 3d ed. New York: Macmillan, 1976.

MLA (9th ed.) Citation

Martin, John H., et al. Principles of Field Crop Production. 3d ed. Macmillan, 1976.