APA (7th ed.) Citation

Morson, B. B. C., Abell, M. R., & Yardley, J. H. (1977). The Gastrointestinal tract. Williams & Wilkins.

Chicago Style (17th ed.) Citation

Morson, Basil Basil Clifford, Murray R. Abell, and John H. Yardley. The Gastrointestinal Tract. Baltimore: Williams & Wilkins, 1977.

MLA (9th ed.) Citation

Morson, Basil Basil Clifford, et al. The Gastrointestinal Tract. Williams & Wilkins, 1977.