000			00388nam a2200145Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a9781259005589
082			_a005.43 DHA
100			_aDhamdhere D. M
245		0	_aOperating systems
250			_a3rd
260			_aTata mcgraw hill company Ltd. _bNew Delhi _c2014
300			_aXX, 828p. _b665
650			_aOperating systems
999			_c186574 _d186574