APA (7th ed.) Citation

Hoopes, K. H., & Thwaits, R. N. (1997). Principles of veterinary science. Williams & Wilkins.

Chicago Style (17th ed.) Citation

Hoopes, Keith H., and Richard N. Thwaits. Principles of Veterinary Science. Baltimore, Md.: Williams & Wilkins, 1997.

MLA (9th ed.) Citation

Hoopes, Keith H., and Richard N. Thwaits. Principles of Veterinary Science. Williams & Wilkins, 1997.