APA (7th ed.) Citation

Grace, W. J., Wolf, S., Wolff, H. G., & Gregg, A. (1951). The human colon: An experimental study based on direct observation of four fistulous subjects. Paul B. Hoeber.

Chicago Style (17th ed.) Citation

Grace, William Joseph, Stewart Wolf, Harold G. Wolff, and Alan Gregg. The Human Colon: An Experimental Study Based on Direct Observation of Four Fistulous Subjects. [New York]: Paul B. Hoeber, 1951.

MLA (9th ed.) Citation

Grace, William Joseph, et al. The Human Colon: An Experimental Study Based on Direct Observation of Four Fistulous Subjects. Paul B. Hoeber, 1951.