APA Citation

Heffner, J. E., Sahn, S. A., & Marsh, C. B. (2001). Internal medicine pearls (2nd ed.). Philadelphia: Hanley & Belfus,.

Chicago Style Citation

Heffner, John E., Steven A. Sahn, and Clay B. Marsh. Internal Medicine Pearls. 2nd ed. Philadelphia: Hanley & Belfus,, 2001.

MLA Citation

Heffner, John E., Steven A. Sahn, and Clay B. Marsh. Internal Medicine Pearls. 2nd ed. Philadelphia: Hanley & Belfus,, 2001.

Warning: These citations may not always be 100% accurate.