APA (7th ed.) Citation

Powell, M. A., & Jacob, I. (1993). Drugs and Pharmaceuticals in Ancient Mesopotamia.

Chicago Style (17th ed.) Citation

Powell, Marvin A., and I. Jacob. Drugs and Pharmaceuticals in Ancient Mesopotamia. Leiden/New York/Köln, 1993.

MLA (8th ed.) Citation

Powell, Marvin A., and I. Jacob. Drugs and Pharmaceuticals in Ancient Mesopotamia. 1993.