Fichter, J. H. (1947). Textbook in apologetics. Bruce Pub. Co.
Chicago Style aipamenaFichter, Joseph Henry. Textbook in Apologetics. Milwaukee: Bruce Pub. Co, 1947.
MLA aipamenaFichter, Joseph Henry. Textbook in Apologetics. Bruce Pub. Co, 1947.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.