APA (7th ed.) Citation

C. Ansel, H., & G. Popovich, N. (1990). Pharmaceutical Dosage Forms and Drug Delivery Systems (5th ed.). Lea & Febiger, Philadelphia.

Chicago Style (17th ed.) Citation

C. Ansel, Howard, and Nicholas G. Popovich. Pharmaceutical Dosage Forms and Drug Delivery Systems. 5th ed. London: Lea & Febiger, Philadelphia, 1990.

MLA (9th ed.) Citation

C. Ansel, Howard, and Nicholas G. Popovich. Pharmaceutical Dosage Forms and Drug Delivery Systems. 5th ed. Lea & Febiger, Philadelphia, 1990.