APA (7th ed.) Citation

Klingman, G. C., & Ashton, F. M. (1975). Weed science: Principles and practices. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Klingman, Gleen C., and Floyd M. Ashton. Weed Science: Principles and Practices. New York: John Wiley & Sons, 1975.

MLA (9th ed.) Citation

Klingman, Gleen C., and Floyd M. Ashton. Weed Science: Principles and Practices. John Wiley & Sons, 1975.