INTELLECTUAL PERFORMANCE OF THREE DELINQUENT GROUPS OF DIFFERENT ETHNIC ORIGIN.
D000293:Adolescent; D044383:Black People; D002140:California; D005006:Ethnicity; D005007:Ethnology; D006801:Humans; D007604:Juvenile Delinquency; D001741:Black or African American
ADOLESCENCE; CALIFORNIA; ETHNOLOGY; JUVENILE DELINQUENCY; NEGROES