APA (7th ed.) Citation

Martindale, W., & Reynolds, J. E. F. (1989). The extra pharmacopoeia (Twenty-ninth edition.). Pharmaceutical Press.

Chicago Style (17th ed.) Citation

Martindale, William, and James E. F. Reynolds. The Extra Pharmacopoeia. Twenty-ninth edition. London: Pharmaceutical Press, 1989.

MLA (9th ed.) Citation

Martindale, William, and James E. F. Reynolds. The Extra Pharmacopoeia. Twenty-ninth edition. Pharmaceutical Press, 1989.