APA aipamena

Colp, R. (1952). Recent Developments in the Surgery of Peptic Ulcer.

Chicago Style aipamena

Colp, Ralph. Recent Developments in the Surgery of Peptic Ulcer. 1952.

MLA aipamena

Colp, Ralph. Recent Developments in the Surgery of Peptic Ulcer. 1952.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.