Formella, Zbigniew. „Catholic Youth Ministry in the United States Today: Paths of Renewal through Dialogue and Engagement With Protestant Models (La Pastorale Giovanile Cattolica Negli Stati Uniti Oggi. Verso Il Suo Rinnovamento a Confronto E in Dialogo Con I Modelli protestanti), Ed. Paweł Wątor, LAS, Roma 2025, ISBN: 978-88-213-1639-5”. Seminare. Poszukiwania naukowe 46, no. 2 (grudzień 31, 2025). Dostęp luty 5, 2026. https://czasopisma.uksw.edu.pl/index.php/s/article/view/16322.