APA aipamena

Ketchum, P. (1992). Postoperative pain in children.

Chicago Style aipamena

Ketchum, Primrose. Postoperative Pain in Children. 1992.

MLA aipamena

Ketchum, Primrose. Postoperative Pain in Children. 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.