000
00267nam a2200109Ia 4500
008
160921s9999 xx 000 0 und d
100
_a
CHADHA SATISH C.
245
_a
EDUCATIONAL TECHNOLOGY AND MANAGEMENT
260
_b
R.LAL PUB.
_c
2006
300
_a
342
942
_c
BK
999
_c
31830
_d
31830