APA (7th ed.) Citation

DiGregorio, G. J. (1991). Handbook of pain management. Medical Surveillance.

Chicago Style (17th ed.) Citation

DiGregorio, G. John. Handbook of Pain Management. West Chester, PA: Medical Surveillance, 1991.

MLA (9th ed.) Citation

DiGregorio, G. John. Handbook of Pain Management. Medical Surveillance, 1991.

Warning: These citations may not always be 100% accurate.