TY  - BOOK
AU  - Ackerson,Luton
TI  - Children's behavior problems; a statistical study based upon 5000 children examined consecutively at the Illinois Institute for juvenile research
PY  - 1931///-
CY  - Chicago
PB  - The University of Chicago Press
KW  - Child development
KW  - Local
KW  - Exceptional children
N1  - Photostat reproduction
ER  -