000			00358nam a22001457a 4500
020			_qPB.
040			_cFIZZA ISHAQ
082			_a005.42 _bLEL
100			_aBECK, LELAND. _989330
245			_aSYSTEM SOFTWARE AN INTRODUCTION TO SYS PROGRAMMING / _cLELAND BECK.
250			_a3rd ED.
260			_bPEARSON, _c1997.
300			_a509 P. ;
942			_2ddc _cBK
999			_c588098 _d588098