TY  - BOOK
AU  - Sprinthall Richard C Ed.
AU  -  Sprinthall Norman A Ed.
TI  - Educational psychology :  selected readings
U1  - S4(T)x, K9 
PY  - 1969///
CY  - New York
PB  - Van-Nostrand-Reinhold USA     
KW  - PSYCHOLOGY
ER  -