APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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