Elgerd, Olle Ingemar, 1925- Control systems theory/ Olle I. Elgerd. - International student ed. - New York: McGraw-Hill, c1967. - 562 p.: illus.; 21 cm. - McGraw-Hill electrical and electronic engineering series . Includes index. English LCCN: 66020716 Subjects--Topical Terms: Control theory. LC Class. No.: QA402.3 / .E4 Dewey Class. No.: 629.831/ELC