Children's behavior problems; a statistical study based upon 5000 children examined consecutively at the Illinois Institute for juvenile research.
Ackerson, Luton,
Children's behavior problems; a statistical study based upon 5000 children examined consecutively at the Illinois Institute for juvenile research. - Chicago The University of Chicago Press 1931-. - v. tables, diagrs.
Photostat reproduction.
Child development
Exceptional children
Children's behavior problems; a statistical study based upon 5000 children examined consecutively at the Illinois Institute for juvenile research. - Chicago The University of Chicago Press 1931-. - v. tables, diagrs.
Photostat reproduction.
Child development
Exceptional children