Gopal, M. Control systems engineering - Third Edition - New Delhi New AGE, 1999 - 826 p ISBN: 8122411924 Subjects--Topical Terms: Instrumentation and Control LC Class. No.: 629.8 NAG 1999 Dewey Class. No.: 629.8 NAG 1999 National Library of Medicine Call No.: 629.8 NAG 1999