UNESCO. (1961). Records of the diplomatic conference on the international protection of performers, producers of phonograms and broadcasting organizations, Rome, 10-26 October 1961. International Labour Organization.
Dyfyniad Arddull ChicagoUNESCO. Records of the Diplomatic Conference on the International Protection of Performers, Producers of Phonograms and Broadcasting Organizations, Rome, 10-26 October 1961. International Labour Organization, 1961.
Dyfyniad MLAUNESCO. Records of the Diplomatic Conference on the International Protection of Performers, Producers of Phonograms and Broadcasting Organizations, Rome, 10-26 October 1961. International Labour Organization, 1961.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.