Kaszczak, I. (2007). “Most Rev. Stephen Soter Ortynsky, O.S.B.M., D.D: "Kyr Soter", the first Greek Catholic bishop in the United States of America (1907-1916). Philadelphia.
Dyfyniad Arddull ChicagoKaszczak, Ivan. “Most Rev. Stephen Soter Ortynsky, O.S.B.M., D.D: "Kyr Soter", the First Greek Catholic Bishop in the United States of America (1907-1916). Philadelphia, 2007.
Dyfyniad MLAKaszczak, Ivan. “Most Rev. Stephen Soter Ortynsky, O.S.B.M., D.D: "Kyr Soter", the First Greek Catholic Bishop in the United States of America (1907-1916). Philadelphia, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.