000			00327nam a2200133Ia 4500
008			220120s9999||||xx |||||||||||||| ||und||
082			_a005.43 DHA
100			_aDhamdhere D. M
245		0	_aOperating Sy ems
250			_a2nd
260			_aTata mc graw hill _bBangalore _c2011
300			_aXXII,819 _b0
650			_aHUMANITIES
999			_c132745 _d132745