Thomas A. Carlson (ed.), "Beth Kōlā" in last modified January 14, 2014, http://syriaca.org/place/1035 Beth Kōlā Beṯ Kōlā http://syriaca.org/place/1035 David Wilmshurst The Ecclesiastical Organisation of the Church of the East, 1318-1913 154, 158, 163, 164, 165 Zibār district ʿAqrā region