000 00314nam a2200145Ia 4500
008 220105s9999 xx 000 0 und d
041 _aENGLISH
082 _a004.21
100 _a"Skidmore, Steve "
245 0 _aIntroducing Systems Analysis
250 _n1
260 _bBpb
365 _b90
942 _cBK
999 _c197533
_d197533