APA (7th ed.) Citation

Isenberg, J. I. (1984). Peptic ulcer disease. Saunders.

Chicago Style (17th ed.) Citation

Isenberg, Jon I. Peptic Ulcer Disease. London u.a: Saunders, 1984.

MLA (9th ed.) Citation

Isenberg, Jon I. Peptic Ulcer Disease. Saunders, 1984.