00525ntaaa2200193   45000030003000000050017000030080021000200400037000410820017000781000020000952450063001152500010001782600054001883000010002426500012002527000020002647000025002847000022003090120251027202553.00714s1973  ag    01   aAR-BaBNbspacAR-BaBNeaacrdRIC  a301.4270 G33  aGesell, Arnold   aLas relaciones interpersonales del niño de 5 a 16 años  a1 ed.  aBuenos Aires : bEditorial Paidós, c1963, 1967  a116 p  aniñez  aIlg, Frances L   aAmes, Louise Bates-   aBullis, Glenna E