Patterson, G. J. (1939). Free speech and a free press. Little Brown and company.
Dyfyniad Arddull ChicagoPatterson, Giles Jared. Free Speech and a Free Press. Boston,: Little Brown and company, 1939.
Dyfyniad MLAPatterson, Giles Jared. Free Speech and a Free Press. Little Brown and company, 1939.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.