APA (7th ed.) Citation

Hughes, H. D., & Henson, E. R. (1957). Crop production: Principles and practices. Macmillan.

Chicago Style (17th ed.) Citation

Hughes, H. D., and Edwin Ray Henson. Crop Production: Principles and Practices. New York: Macmillan, 1957.

MLA (9th ed.) Citation

Hughes, H. D., and Edwin Ray Henson. Crop Production: Principles and Practices. Macmillan, 1957.

Warning: These citations may not always be 100% accurate.