00294    a2200121   450000100060000008200160000610000190002224500500004125000170009126000320010830000110014060000210015134432  a629.83, PHI  aPhillips, C L.  aFeedback control systemscCharles L Phillips,  a3rd Edition   aLondonbPrentice Hallc1991  a664 p.  aHarbor, Royce D.