000 00331nam a2200133Ia 4500
008 220214s9999 xx 000 0 und d
245 0 _aUnesco Chronicle
260 _bUNESCO
310 _aBM
500 _aEnding Volume & Year: 24, 1978
500 _aMissing Volume: 23
500 _aStarting Volume & Year: 21, 1975
942 _cBJ
999 _c7069
_d7069