Cavanaugh, J. (1922). Father Zahm. [s.n.].
Chicago Style aipamenaCavanaugh, John. Father Zahm. [S.l.]: [s.n.], 1922.
MLA aipamenaCavanaugh, John. Father Zahm. [s.n.], 1922.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Cavanaugh, J. (1922). Father Zahm. [s.n.].
Chicago Style aipamenaCavanaugh, John. Father Zahm. [S.l.]: [s.n.], 1922.
MLA aipamenaCavanaugh, John. Father Zahm. [s.n.], 1922.