Citação norma APA

(1990). Postoperative pain relief; a new approach: Narcotics compared with non-steroidal anti-inflammatory drugs. Royal College of Surgeons of England.

Citação norma Chicago

Postoperative Pain Relief; a New Approach: Narcotics Compared With Non-steroidal Anti-inflammatory Drugs. Royal College of Surgeons of England, 1990.

Citação norma MLA

Postoperative Pain Relief; a New Approach: Narcotics Compared With Non-steroidal Anti-inflammatory Drugs. Royal College of Surgeons of England, 1990.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.