APA (7th ed.) Citation

Jones, F., Gummer, J., & Lennard-Jones, J. (1968). Clinical gastroenterology (2nd ed.). Blackwell Scientific Publications.

Chicago Style (17th ed.) Citation

Jones, F.Avery, J.W.P Gummer, and J.E Lennard-Jones. Clinical Gastroenterology. 2nd ed. Oxford [etc.]: Blackwell Scientific Publications, 1968.

MLA (9th ed.) Citation

Jones, F.Avery, et al. Clinical Gastroenterology. 2nd ed. Blackwell Scientific Publications, 1968.