000 00316nam a2200133Ia 4500
999 _c28974
_d28974
020 _a9788177585551
100 _aLeland L Beck
245 _aSystem Software: An Introduction to Systems Programming
250 _a3rd
260 _c2011
_bPearson
_aNew Delhi
300 _axv+495
700 _aManjula D
942 _cBB