000
00259nam a2200097Ia 4500
008
230130s1969 xx 000 0 und d
041
_a
eng
100
_a
Subrahmanyam, N.
_9
1472680
245
_a
Optics a text book of
260
_a
N. Delhi
_b
Niraj, Prakashan
_c
1969
999
_c
955247
_d
955247