Frohr, Friedrich Introduction to electronic control engineering - New Delhi Wiley Eastern 1992 - 338 p ISBN: 8122400965 Subjects--Topical Terms: Instrumentation and Control LC Class. No.: 629.8 FRO 1992 Dewey Class. No.: 629.8 FRO 1992 National Library of Medicine Call No.: 629.8 FRO 1992