APA (7th ed.) Citation

Bonar, B. „Polonia Sacra” – w stulecie pierwszego numeru. The Pontifical University of John Paul II in Krakow.

Chicago Style (17th ed.) Citation

Bonar, Barbara. „Polonia Sacra” – W stulecie Pierwszego Numeru. The Pontifical University of John Paul II in Krakow.

MLA (9th ed.) Citation

Bonar, Barbara. „Polonia Sacra” – W stulecie Pierwszego Numeru. The Pontifical University of John Paul II in Krakow.

Warning: These citations may not always be 100% accurate.