Dyfyniad APA

U.S. Catholic Historian. Catholic University of America Press.

Dyfyniad Arddull Chicago

U.S. Catholic Historian. Catholic University of America Press.

Dyfyniad MLA

U.S. Catholic Historian. Catholic University of America Press.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.