000 00330nam a2200133 a 4500
005 20210219163855.0
008 190527s2000 mx r 000 0 spa d
035 _aUPN01000230757
245 0 0 _aCumbre internacional de educaciĆ³n :
_bprograma.
260 _bUNESCO,
300 _a16 p.
905 _aFolleto
999 _c202852
_d202852