000 00315nam a2200121Ia 4500
008 130409s9999 xx 000 0 und d
100 _aR.S SIROHI
245 2 _aA COURSE OF EXPERIMENTS WITH HE-NE LASERS
260 _bWiley Eastern Pub
_aDelhi
_c1991
300 _a110
650 _aPhysics
_bB.SC.
942 _2ddc
_cBK
999 _c12487
_d12487