00413ntaaa2200169 45000030003000000050017000030080021000200400037000410820018000781000020000962450030001162500010001462600045001563000010002016500016002116500016002270120251027202615.00714s1973 ag 01 aAR-BaBNbspacAR-BaBNeaacrdRIC a370.0000 Ch43 aChilds, John L aPragmatismo y educación a1 ed. aBuenos Aires : bEditorial Nova, cc1956 a346 p aeducación apragmatismo