APA (7th ed.) Citation

Young, J. A., & Crocker, D. (1976). Principles and practice of respiratory therapy (2nd edition.). Year Book Medical Publishers.

Chicago Style (17th ed.) Citation

Young, Jimmy Albert, and Dean Crocker. Principles and Practice of Respiratory Therapy. 2nd edition. Chicago: Year Book Medical Publishers, 1976.

MLA (8th ed.) Citation

Young, Jimmy Albert, and Dean Crocker. Principles and Practice of Respiratory Therapy. 2nd edition. Year Book Medical Publishers, 1976.