APA (7th ed.) Citation

DiGregorio, G. J., & Barbieri, E. J. (2005). Handbook of commonly prescribed drugs: (with therapeutic, toxic & lethal levels) (Nineteenth edition.). Medical Surveillance.

Chicago Style (17th ed.) Citation

DiGregorio, G. John, and Edward J. Barbieri. Handbook of Commonly Prescribed Drugs: (with Therapeutic, Toxic & Lethal Levels). Nineteenth edition. Willow Grove, Penn.: Medical Surveillance, 2005.

MLA (9th ed.) Citation

DiGregorio, G. John, and Edward J. Barbieri. Handbook of Commonly Prescribed Drugs: (with Therapeutic, Toxic & Lethal Levels). Nineteenth edition. Medical Surveillance, 2005.