00550nam a2200181Ia 4500001000700000003000500007005001700012008004100029010001700070100002900087245006600116260003600182300001100218500005100229504003100280650003500311650002200346167910BIBL20191122021147.0940217s1976    mx               1  spa    agar31000192 10aHarris, Inving D.2Local10aBarreras emocionales contra el aprendizajecInving D. harris.  aMéxicobEditorial Dianac1976  a217 p.  aTranslation of : Emotional blacks to learning.  aBibliography : p. 211-214. 0aLearning, Psychology of2Local 0aPsychology2Local