000 00215 a2200097 4500
001 18320
100 _aDirector, S.W
245 _aIntroduction to system theory
260 _a
_bMcGraw-Hill
_c
090 _c13613
_d13613
942 _aNUST-CAE
_cM
_c4018
999 _c253393
_d253393