APA (7th ed.) Citation

Yankowitz, J., & Niebyl, J. R. (2001). Drug therapy in pregnancy (Third edition.). Lippincott Williams & Wilkins.

Chicago Style (17th ed.) Citation

Yankowitz, Jerome, and Jennifer R. Niebyl. Drug Therapy in Pregnancy. Third edition. Philadelphia: Lippincott Williams & Wilkins, 2001.

MLA (9th ed.) Citation

Yankowitz, Jerome, and Jennifer R. Niebyl. Drug Therapy in Pregnancy. Third edition. Lippincott Williams & Wilkins, 2001.