(Pa.), A. o. P. (2007). Bishop Stephen Soter Ortynsky (1866-1916): The First Greek Catholic Bishop in the United States of America. Philadelphia.
Dyfyniad Arddull Chicago(Pa.), Archeparchy of Philadelphia. Bishop Stephen Soter Ortynsky (1866-1916): The First Greek Catholic Bishop in the United States of America. Philadelphia, 2007.
Dyfyniad MLA(Pa.), Archeparchy of Philadelphia. Bishop Stephen Soter Ortynsky (1866-1916): The First Greek Catholic Bishop in the United States of America. Philadelphia, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.