Isaac The Great, Armenian Catholicos, St. In New Catholic Encyclopedia Vol 7, p. 662

• Title	Isaac The Great, Armenian Catholicos, St. In New Catholic Encyclopedia Vol 7, p. 662
  Short Title	NCE 7:662
  Author	Setian, N. M.
  Publisher	Washington, DC: Catholic University of America, 1967
  Source ID	S1347
  Linked to Individuals: 2	Saint Isaak (Sahak) "The Great" Souren Pahlav Sahakanoysh Souren Pahlav