000 00476nam a2200169Ia 4500
003 OSt
005 20230525110210.0
008 210423s1980 xx 000 0 und d
040 _cAL
041 _aeng
082 _a370
_223
_bROCE
245 _aEducational documentation and information 54th year no 215,1980.
260 _bUnited Nations
_c1980
365 _cINR
906 _a215,1980. ; 54th ; documentation ; Educational ; information ; no ; year
942 _2ddc
_cBK
999 _c173122
_d173122