Dorf, Richard C. Modern Control Systems - 11th ed. - Delhi : Pearson, c2008. - xxv, 1018 p. : ; 24 cm. Includes index. Includes bibliographical references. ISBN: 9788131718872 LCCN: 2009419507 Subjects--Topical Terms: Feedback control systems. Dewey Class. No.: 629.8312 / D693m 2008