The Trade Mark Reporter (1946) Vol.36. The United States Trade Mark Association.
Dyfyniad Arddull ChicagoThe Trade Mark Reporter (1946) Vol.36. New York: The United States Trade Mark Association.
Dyfyniad MLAThe Trade Mark Reporter (1946) Vol.36. The United States Trade Mark Association.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.