APA (7th ed.) Citation

Ferrell, J., Fishel, F., Gray, C., MacDonald, G., Rainbolt, C., & Sellers, B. Herbicides: How Toxic Are They? The University of Florida George A. Smathers Libraries.

Chicago Style (17th ed.) Citation

Ferrell, Jason, Frederick Fishel, Cody Gray, Greg MacDonald, Curtis Rainbolt, and Brent Sellers. Herbicides: How Toxic Are They? The University of Florida George A. Smathers Libraries.

MLA (9th ed.) Citation

Ferrell, Jason, et al. Herbicides: How Toxic Are They? The University of Florida George A. Smathers Libraries.