00857nam a2200217Ia 4500001000700000003000500007005001700012008004100029010002000070020001500090041001300105050002300118100002600141245016600167260003900333300001500372490002700387500012900414650006000543700003600603135471BIBL20160527192905.0920408m19901984ck            00010 spa    a 92000527 //r86  a95804099000 aspaheng00aHQ770.4b.W93 199010aWyckoff, Jerry2Local10aCómo disciplinar a su hijobopciones no violentas para corregir al niño preescolarcJerry Wyckoff and Barbara C. Unell ; traducción por Gisela W. de Rosas.0 aBarcelonabEditorial Normacc1990.  axi, 154 p.0 aHogar y familia2Local  aTranslation of: Discipline without shouting or spanking : practical solutions to the most common preschool behavior problems 0aDiscipline of childrenxHandbooks, manuals, etc.2Local10aUnell, Barbara C.d1951-2Local