00627nam a2200217 a 4500 69684 BD-RjUL 20211209081920.0 170413s1968 fr i100 0 eng d (BD-RjUL)69896 DLC DLC BD-RjUL eng eng 621.383 23 COM 1968 Unesco 207554 Communication in the space age : the use of satellites by the mass media. Paris : Unesco, c1968 200 p. ; 24 cm. Artificial satellites in telecommunication. 117364 Mass media. 206408 ddc BK 69684 69684 0 0 ddc 0 1 NFIC RUCL RUCL Reading 1982-08-30 UNESCO 0 621.383 COM 1968 2017-04-13 00:00:00 C-1 2017-04-13 BK