000 00316nam a2200145Ia 4500
008 200202s9999 xx 000 0 und d
082 _a384.51 COM
245 0 _aCommunication in the space age
260 _aParis
260 _bUNESCO
260 _c1968
300 _a200p.
650 _aCommunication
942 _cB
999 _c5089
_d5089