Catholic Church. Secretariatus pro Non Credentibus & United States Catholic Conference. (1968). On dialogue with non-believers. United States Catholic Conference.
Dyfyniad Arddull ChicagoCatholic Church. Secretariatus pro Non Credentibus and United States Catholic Conference. On Dialogue with Non-believers. Washington, D.C.: United States Catholic Conference, 1968.
Dyfyniad MLACatholic Church. Secretariatus pro Non Credentibus and United States Catholic Conference. On Dialogue with Non-believers. United States Catholic Conference, 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.