Sibi, Varickaplamthadathil. Religious Commmunity as Koinonia in the Ancient Canonical Sources and in the Codex Canonum Ecclesiarum Orientalium / Varickaplamthadathil Sibi. - Romae : Pontificium Institutum Studiorum Orientalium ; 1998. - 101 p. ; includes index and biblioraphy ISBN: Dewey Class. No.: G05.5 / SI115