TY  - BOOK
AU  - Gates, Arthur I.
TI  - Educational Psychology /Arthur I. Gates, Arthur T. Jersild, T. R. McConnell and Robert C. Challman
U1  - 370.15GAT 
PY  - 1949///
CY  - New York
PB  - The Macmillan Company
KW  - EDUCATIONAL PSYCHOLOGY
ER  -