APA (7th ed.) Citation

Klaassen, C. D., & Watkins III, J. B. (2003). Casarett and Doull's Essentials of Toxicology. The McGraw-Hill Companies.

Chicago Style (17th ed.) Citation

Klaassen, Curtis D., and John B. Watkins III. Casarett and Doull's Essentials of Toxicology. USA: The McGraw-Hill Companies, 2003.

MLA (9th ed.) Citation

Klaassen, Curtis D., and John B. Watkins III. Casarett and Doull's Essentials of Toxicology. The McGraw-Hill Companies, 2003.