APA aipamena

Collier, R. (2008). Doctors call for plan to curb physician shortage. Canadian Medical Association.

Chicago Style aipamena

Collier, Roger. Doctors Call for Plan to Curb Physician Shortage. Canadian Medical Association, 2008.

MLA aipamena

Collier, Roger. Doctors Call for Plan to Curb Physician Shortage. Canadian Medical Association, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.