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008 910115t19721972xxu r 000 0 eng d
035 _a085796
035 _a086761
035 _aUIA0019596
040 _aUIASF
_cUIASF
041 0 _aENG
050 4 _aQ 295
_bD56.1972
100 _aDirector, Stephen W
245 1 0 _aIntroduction to systems theory /
_cStephen W. Director, Ronald A. Roherer
260 _aNew York :
_bMcGraw-Hill,
_cc1972
300 _a441 p. ;
_c23 cm
440 0 _aMcGraw-Hill series in electronics [i.e. systems]
650 0 _aTeorĂ­a de sistemas
700 1 _aRohrer, Ronald A
905 _a01
942 _cNEWBFXC1
999 _c19312
_d19312
980 _851
_gRonald RUIZ