APA (7th ed.) Citation

Ross Laboratories. (1968). Regional anesthesia in obstetrics. Ross Laboratories.

Chicago Style (17th ed.) Citation

Ross Laboratories. Regional Anesthesia in Obstetrics. Columbus, Ohio: Ross Laboratories, 1968.

MLA (8th ed.) Citation

Ross Laboratories. Regional Anesthesia in Obstetrics. Ross Laboratories, 1968.