APA (7th ed.) Citation

Girtanner, R. E. (1969). Lactose intolerance and ulcerativ colitis.

Chicago Style (17th ed.) Citation

Girtanner, Robert E. Lactose Intolerance and Ulcerativ Colitis. 1969.

MLA (9th ed.) Citation

Girtanner, Robert E. Lactose Intolerance and Ulcerativ Colitis. 1969.

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