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Proposed international Convention concerning the protection of performers, manufacturers of phonographic records and broadcasting organisations : Internat. Labour Organisation ; Documentation prep. by the Internat. Labour Off. for the information of governments
(1957)
Der Leistungsschutz der ausübenden Künstler, der Tonträgerhersteller und der Sendeunternehmen
Kleine, Heinz, (1961)
La protezione degli artisti interpreti ed esecutori, dei produttori di dischi e degli organismi di radiodiffusione
Trotta, Giuseppe, (1960)