John Paul II, P. (1979). Pilgrim to Poland. St. Paul Editions.
Chicago Style aipamenaJohn Paul II, Pope. Pilgrim to Poland. Boston: St. Paul Editions, 1979.
MLA aipamenaJohn Paul II, Pope. Pilgrim to Poland. St. Paul Editions, 1979.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.