Mihalic, F. (1993). Courage for the daily grind. Logos Publications.
Chicago Style aipamenaMihalic, Frank. Courage for the Daily Grind. Manila: Logos Publications, 1993.
MLA aipamenaMihalic, Frank. Courage for the Daily Grind. Logos Publications, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.