Buckley, Ruth Victoria. Control engineering : theory, worked examples and problems / Ruth Buckley. - London ; New York : Macmillan, c1976. - vii, 112 p. : ill. ;table,figs, photos, 24 cm. Includes,Index, Bibliography: p. 112. English ISBN: 0333197763 : £2.50 LCCN: 77377564 Nat. Bib. No.: GB77-07423 Subjects--Topical Terms: Automatic control.Control theory. LC Class. No.: TJ213 / .B782 Dewey Class. No.: 629.8312/BUC