Ormanian is best remembered for his history of the Armenian Church, which
Vrej Nersessian described as "the most authoritative history of the Church of Armenia [...] characterized not only by extensive and accurate knowledge but by a sympathetic understanding of contrasting and different points of view, and by genuine religious insight." • (View online.) • English publication:
The Church of Armenia: her history, doctrine, rule, discipline, liturgy, literature, and existing condition. 1st ed. Oxford (view online), 2nd. ed. Mowbray, London 1955; 3. ed Mowbray, London 1955; 3rd ed. St. Vartan Press, New York 1988. ed St. Vartan Press, New York 1988. •
Azgapatum (Ազգապատում, "National History"). 3 Bde., Tp. S. Jakobean, Jerusalem 1913-27, 2. 3 vols, Tp. P. Jakobean, Jerusalem 1913-27, 2 Aufl. Beirut 1959, Neuauflage Etschmiadsin 2001 Aufl Beirut in 1959, reprint Etschmiadsin 2001 • Ծիսական Բառարան, Մաղաքիա արքեպիսկոպոս Օրմանեան։ Կաթողիկոսութիւն Հայոց Մեծի Տանն Կիլիկիոյ, Անթիլիաս, 1979։ •
A Dictionary of the Armenian Church. St. A Dictionary of the Armenian Church. St. Vartan Press, New York 1984 (Nachdruck 2006). Vartan Press, New York 1984 (reprint 2006). •
Dictionary of Rituals (arm.). Hayastan Publ., Yerevan 1992. ==References==