Aubert, Roger Problemes de l'unite chretienne : initiation / Roger Aubert. - Paris : Editions de Chrvetogne, 1952. - 186 pages ; 19 cm. - Livre de vie . - 26 (NLA) . - Livre de vie . Subjects--Corporate Names: Catholic Church |x --RelationsChristian Union Subjects--Topical Terms: Ecumenical movement Universal Decimal Class. No.: 26 (NLA)