APA (7th ed.) Citation

Douglas, S. W., & Williamson, H. D. (1963). Principles of veterinary radiography. Williams and Wilkins.

Chicago Style (17th ed.) Citation

Douglas, S. W., and H. D. Williamson. Principles of Veterinary Radiography. Baltimore: Williams and Wilkins, 1963.

MLA (9th ed.) Citation

Douglas, S. W., and H. D. Williamson. Principles of Veterinary Radiography. Williams and Wilkins, 1963.