000 00325nam a2200145Ia 4500
100 _aBeck/Leland L
250 _a3
942 _cBK
654 _asoftware
245 _aSystem software:Introduction to system programming
260 _bPearson Education
_c1997
082 _a5.42
_bBEC
300 _a519
546 _aENGLISH
999 _c29434
_d29434