000			00367nam a2200145Ia 4500
008			220120s9999||||xx |||||||||||||| ||und||
020			_a9788131792476
082			_a005.43 DAS
100			_aDas, Sumitabha _91470
245		0	_aUnix
250			_a4th
260			_aMcgraw hill book company _bNew Delhi _c2013
300			_aXXV, 1214p. _b0
650			_aCOMPUTER SCIENCE
999			_c132955 _d132955