(F/E) : French and English version: Paris : UNESCO; Geneva : BIRPI; See French version in GROUPE D'ETUDE POUR LA PROTECTION INTERNATIONALE DES OEUVRES CINEMATOGRAPHIQUES (GENEVE, 20-24 JUIN 1961) : BIRPI/UNESCO; Vol I : Opinion on cinematography and copyright; DA/15-17; DA/16/5/61; Vol II: Questions concerning copyright on the subject of cinematography; DA/20/10-11.