000			00283nam a2200133Ia 4500
008			220108s9999||||xx |||||||||||||| ||und||
100			_aAJAY GHATAK
245		0	_aOPTICS
250			_a2ND.
260			_bTata Mcgraw.delhi _c2002
300			_a694
650			_aPHYSICS
942			_cBK
999			_c16780 _d16780