00490nam a2200157Ia 4500001000700000003000500007005001700012008004100029100005000070245005600120250001600176260005800192300001100250504003700261650003400298160038BIBL20160527183245.0910930s1967    pr a     b   s00110 spa  20aSánchez Hidalgo, Efraín Sigisfredo2Local10aPsicología educativacEfraín Sánchez Hidalgo.  a5. ed. rev.0 a[Río Piedras, P.R.]bEditorial Universitariac1967.  a578 p.  aIncludes bibliography and index. 0aEducational psychology2Local