APA (7th ed.) Citation

Howell, W. H., Fulton, J. F., Ruch, T. C., & Patton, H. D. (1973). Physiology and biophysics (20th ed.). Saunders.

Chicago Style (17th ed.) Citation

Howell, William H., John F. Fulton, Theodore C. Ruch, and Harry D. Patton. Physiology and Biophysics. 20th ed. Philadelphia: Saunders, 1973.

MLA (9th ed.) Citation

Howell, William H., et al. Physiology and Biophysics. 20th ed. Saunders, 1973.