Norbertine Father. (1920). Saint Norbert and his order. s.n..
Chicago Style aipamenaNorbertine Father. Saint Norbert and His Order. [s.l.: s.n., 1920.
MLA aipamenaNorbertine Father. Saint Norbert and His Order. s.n., 1920.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.