APA (7th ed.) Citation

Manuel, P. D., Walker-Smith, J. A., & Tomkins, A. (1986). Infections of the gastrointestinal tract. Churchill Livingstone.

Chicago Style (17th ed.) Citation

Manuel, P. D., John A. Walker-Smith, and A. Tomkins. Infections of the Gastrointestinal Tract. Edinburgh: Churchill Livingstone, 1986.

MLA (9th ed.) Citation

Manuel, P. D., et al. Infections of the Gastrointestinal Tract. Churchill Livingstone, 1986.