APA (7th ed.) Citation

Walton, J., Beeson, P. B., & Scott, R. B. (1986). The Oxford companion to medicine. Oxford University Press.

Chicago Style (17th ed.) Citation

Walton, John, Paul B. Beeson, and Ronald Bodley Scott. The Oxford Companion to Medicine. Oxford University Press, 1986.

MLA (8th ed.) Citation

Walton, John, et al. The Oxford Companion to Medicine. Oxford University Press, 1986.