000 00305nam a2200157Ia 4500
020 _aNULL
082 _aNULL
100 _aZkiewyez, Hawrgs
245 0 _aIntroduction to systems analysis and design
250 _a-
260 _a-
_b-
300 _aNULL
500 _a0
650 _a-
942 _cBK
999 _c34446
_d34446