TY - BOOK AU - Skinner, Ellen A. AU - Wellborn, James G., coaut. AU - Connell, James P., coaut. TI - What it takes todo well in school and whether I've got it: a process model of perceived control and children's engagement and achiviement in school KW - COMPORTAMIENTO KW - EDUCACION BASICA KW - MOTIVACION KW - RENDIMIENTO ESCOLAR ER -