000 00283nam a2200109Ia 4500
008 190911s9999||||xx |||||||||||||| ||und||
100 _aLeland L. Beck
245 0 _aSystem Software An Introduction To Systems Programming
260 _aUSA
_bPearson
_c1999
300 _a480
942 _cBK
999 _c6696
_d6696