000			00332nam a22001457a 4500
999			_c15078 _d15078
020			_a9781259004346
082			_a535
100			_aGHATAK,Ajoy
245			_aOPTICS
250			_a5ed
260			_aNewDelhi _bTata McGraw Hill Education Private Limited _c2012
300			_axxvi, _bill,graphy,28cm
650			_aOptics
942			_cBK