APA (7th ed.) Citation

Alvarez, W. C. (1940). An introduction to gastro-enterology: Being the third edition of the Mechanics of the digestive tract. P. B. Hoeber, inc..

Chicago Style (17th ed.) Citation

Alvarez, Walter C. An Introduction to Gastro-enterology: Being the Third Edition of the Mechanics of the Digestive Tract. New York: P. B. Hoeber, inc., 1940.

MLA (9th ed.) Citation

Alvarez, Walter C. An Introduction to Gastro-enterology: Being the Third Edition of the Mechanics of the Digestive Tract. P. B. Hoeber, inc., 1940.