TY  - BOOK
AU  - Mangal,S K
TI  - Advanced educational psychology
SN  - 8120308271
U1  - 370.15 
PY  - 2000///
CY  - New Delhi
PB  - Prentice -Hall of India Pvt.Ltd
KW  - Psycho-physical mehtods
KW  - Thories of motivation
ER  -