000 00390nam a2200145 a 4500
003 AR-LpUBP
005 20240702193428.0
007 ta
008 120515s1968 xxu g 000 0 eng d
040 _aAR-LpUBP
_bspa
_cAR-LpUBP
245 1 0 _aInnovation in education :
_bNew directions for the American School
260 _aNew York :
_bCED,
_c1968.
942 _cBK
999 _c577647
_d577647
988 _c76
_dMaría Victoria Somoza
_a76
_bMaría Victoria Somoza