Dyfyniad APA

Quigley, C. (2005). The role of opioids in cancer pain. BMJ Publishing Group Ltd.

Dyfyniad Arddull Chicago

Quigley, Columba. The Role of Opioids in Cancer Pain. BMJ Publishing Group Ltd, 2005.

Dyfyniad MLA

Quigley, Columba. The Role of Opioids in Cancer Pain. BMJ Publishing Group Ltd, 2005.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.