000
00313nam a2200133Ia 4500
008
200615s9999||||xx |||||||||||||| ||und||
020
_a
9788121926119
082
_a
530
_b
ATE-S
100
_a
SUBRAMANYAM,N
245
2
_a
A TEXT BOOK OF OPTICS
250
_a
1ST
260
_a
NEW DELHI
_b
S.CHAND
_c
2017
942
_c
BK
999
_c
30582
_d
30582