000			00292nam a22001337a 4500
082			_a535 _bSAT/O
100			_aPrakash, Satya
245			_aOptics /
250			_a1
260			_c1985. _bRatan Prakashan Mandir / _aAgra :
300			_avi,555p. : _bill. ;pb
650			_aPhysics
942			_cBK
999			_c16671 _d16671