000
00296nam a2200121Ia 4500
008
240731s9999||||xx |||||||||||||| ||und||
020
_a
9789386405142
100
_a
Gupta, Sanjay
_9
6777
245
0
_a
Grah Vigyan Shikshan
260
_b
R. Lal Book Depot
_a
Meerut
300
_a
406p.
942
_c
BK
999
_c
261391
_d
261391