APA Style

Bockus, Henry L., Berk, J. Edward, Haubrich, William S., Kalser, Martin, Roth, James L. A., Vilardell, Francisco. (1976). Gastroenterology . United States of America: W. B. Saunders Company.

Chicago Style

Bockus, Henry L., Berk, J. Edward, Haubrich, William S., Kalser, Martin, Roth, James L. A., Vilardell, Francisco. Gastroenterology. United States of America: W. B. Saunders Company, 1976. Text.

MLA Style

Bockus, Henry L., Berk, J. Edward, Haubrich, William S., Kalser, Martin, Roth, James L. A., Vilardell, Francisco. Gastroenterology. United States of America: W. B. Saunders Company, 1976. Text.

Turabian Style

Bockus, Henry L., Berk, J. Edward, Haubrich, William S., Kalser, Martin, Roth, James L. A., Vilardell, Francisco. Gastroenterology. United States of America: W. B. Saunders Company, 1976. Print.