000 00552nam a2200193 a 4500
005 20210219160045.0
008 080624s1979 mx r 000 0 spa d
020 _a9231016695
035 _aUPN01000157505
049 _aUNE
082 1 4 _a37.014.3 (100) =20 REF No.2.
245 0 _aEducational reforms :
_bexperiences and prospects
260 _aParís :
_bUNESCO,
_c1979.
300 _a232 p. :
_bfots.
440 0 _aEducational on the move ;
_v2
690 _aReforma de la educación - Estudios de casos
710 2 _aUNESCO
905 _aUNESCO
999 _c129619
_d129619