APA (7th ed.) Citation

Burgen, A. S. V., Mitchell, J. F., & Gaddum, J. H. (1985). Gaddum's Pharmacology (9th ed.). English Language Book Society/Oxford University Press.

Chicago Style (17th ed.) Citation

Burgen, A. S. V., J. F. Mitchell, and John Henry Gaddum. Gaddum's Pharmacology. 9th ed. Oxford: English Language Book Society/Oxford University Press, 1985.

MLA (9th ed.) Citation

Burgen, A. S. V., et al. Gaddum's Pharmacology. 9th ed. English Language Book Society/Oxford University Press, 1985.