TY  - BOOK
AU  - Bernard, Harold W.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 0070049254 (hardcover)
SN  - 2
PY  - 1972///.46
CY  - New York
PB  - McGraw-Hill Book Company
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Educational psychology
N1  - Includes bibliography and index; 5; Professional
ER  -