Murphy, Gordon John. Basic automatic control theory / by Gordon J. Murphy. - 2nd ed. - Princeton, NJ : Van Nostrand, [1966] - The Van Nostrand series in electronics and communications . Includes bibliographies. LCCN: 66006979 Subjects--Topical Terms: Automatic control.Servomechanisms.Electronic control. LC Class. No.: TJ213 / .M8 1966 Dewey Class. No.: 629.8