APA
International Congress of Jesuit Ecumenists, Secretariat for Interreligious Dialogue, . (2001). Ecumenism : hopes and challenges for the New Century. The 16th International Congress of Jesuit Ecumenists. Roma: Scuola Tipografico S. Pio X.
Chicago
International Congress of Jesuit Ecumenists, Secretariat for Interreligious Dialogue, . 2001. Ecumenism : hopes and challenges for the New Century. The 16th International Congress of Jesuit Ecumenists. Roma: Scuola Tipografico S. Pio X.
Harvard
International Congress of Jesuit Ecumenists, Secretariat for Interreligious Dialogue, . (2001). Ecumenism : hopes and challenges for the New Century. The 16th International Congress of Jesuit Ecumenists. Roma: Scuola Tipografico S. Pio X.
MLA
International Congress of Jesuit Ecumenists, Secretariat for Interreligious Dialogue, . Ecumenism : hopes and challenges for the New Century. The 16th International Congress of Jesuit Ecumenists. Roma: Scuola Tipografico S. Pio X. 2001.
