APA (7th ed.) Citation

Lehrer. (2002). Understanding lung sounds (3rd ed.). W. B. Saunders.

Chicago Style (17th ed.) Citation

Lehrer. Understanding Lung Sounds. 3rd ed. Philadelphia, Pa: W. B. Saunders, 2002.

MLA (8th ed.) Citation

Lehrer. Understanding Lung Sounds. 3rd ed. W. B. Saunders, 2002.