000 00432nam a2200157 a 4500
005 20210219161548.0
008 121012s1988 mx r 000 0 spa d
035 _aUPN01000187405
049 _aUNE
080 4 _a376.2.4: 37.014.5 (100) =20 "1988" INF
245 0 0 _aUNESCO consultation on special education :
_bFinal Report.
260 _aParis :
_bUNESCO,
_c1988.
300 _a17 p.
440 0 0 _aED-88/WS-45
500 _aanexos
999 _c159508
_d159508