000 00387nam a2200169Ia 4500
003 OSt
005 20211212133505.0
008 130409s9999 xx 000 0 und d
040 _ckoha
100 _aS K GUPTA
245 _aWAVE AND OPTICS
260 _bS CHAND
_aN Delhi
_c2006
270 _aKALISH CHAND, BALLABGARH
300 _a460
650 _aPhysics
_bB.SC.
942 _2ddc
_cBK
999 _c10271
_d10271