000
00264nam a22001337a 4500
020
_a
9789339220907
082
_a
535
100
_a
AJAY GHATAK
245
_a
OPTICS
250
_a
6TH
260
_a
CHENNAI
_b
MGH
_c
2017
300
_a
XXVIII, 32.6P
942
_c
BK
999
_c
8763
_d
8763