000
00331nam a2200133Ia 4500
005
20260413100601.0
008
230516s9999||||xx |||||||||||||| ||und||
100
_a
Subrahmanyam N Lal brij
245
0
_a
ATB of optics
260
_b
N Delhi S Chand Com ltd.
_c
1995
300
_a
718
942
_c
GB
999
_c
2388
_d
2388