Dyfyniad APA

The commission on American citizenship of the Catholic University of America. Catholic University of America.

Dyfyniad Arddull Chicago

The Commission on American Citizenship of the Catholic University of America. Washington, D.C.: Catholic University of America.

Dyfyniad MLA

The Commission on American Citizenship of the Catholic University of America. Catholic University of America.

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