D'Azzo, John J. Linear control system analysis and design : conventional and modern / John J. D'Azzo, Constantine H. Houpis. - 2nd ed. - Auckland : McGraw-Hill, 1981. - 751p. : ill. ; 23cm. - McGraw-Hill series in electrical engineering. . International student edition. Includes bibliographical references and index. ISBN: 0070161836 Subjects--Topical Terms: Automatic control.Control theory.