000			00409nam a2200145Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a9788120348363
082			_a005.43 BHA
100			_aBhatt, Pramod Chandra, P
245		3	_aAn introduction to operating systems
250			_a4
260			_aPrentice hall of india _bNew Delhi _c2014
300			_aXXIX, 822p. _b450
650			_aOperating systems
999			_c188041 _d188041