000 00318nam a2200121Ia 4500
008 240831s9999||||xx |||||||||||||| ||und||
020 _a9788120343917
100 _aChoudhary, Nityanand
245 0 _aLaser Systems and Applications
260 _aNew Delhi
_bPHI Learning Pvt Ltd
_c2011
300 _a224p.
942 _yBK
999 _c23068
_d23068