000 00620nam a2200193 a 4500
005 20210219160255.0
008 081003s1990 mx r 000 0 spa d
035 _aUPN01000162096
049 _aUNE
080 _a373.3/.4 (47+57) =20 STA.
245 0 4 _aThe State basic curriculum.
260 _aMoscow :
_bThe USSR State Committee for Public Education,
_c1990.
300 _a23 p.
690 _aCurriculo de enseñanza primaria- URSS
690 _aCurriculo de enseñanza secundaria- URSS
690 _aURSS- Curriculo- Enseñanza primaria
710 1 _aURSS. Committee for Public Education.
905 _aUNESCO
999 _c134209
_d134209