APA (7th ed.) Citation

Herren, R. V. (2007). The science of agriculture: A biological approach (3rd ed.). Thomson/Delmar Learning.

Chicago Style (17th ed.) Citation

Herren, Ray V. The Science of Agriculture: A Biological Approach. 3rd ed. Clifton Park, NY: Thomson/Delmar Learning, 2007.

MLA (9th ed.) Citation

Herren, Ray V. The Science of Agriculture: A Biological Approach. 3rd ed. Thomson/Delmar Learning, 2007.