000 00368nam a2200157Ia 4500
008 210716s1982 xx 000 0 und d
041 _aeng
082 _a004.21 LEEB
100 _aLee.
245 _aIntroducing systems analysis and design.
250 _a1
260 _aNew Delhi
_bGalgotia Book Source
_c1982
300 _a168
440 _vI
650 _aNone
999 _c180773
_d180773