John R. Hackworth & Frederick D. Hackworth Jr Programmable Logic Controllers : Programming Methods and Applications - India Pearson - , 315p. ; 20.3 x 25.4 x 4.7 cm ISBN: 9788177587715 Subjects--Topical Terms: PLC ConfigurationAnalog I/OPLC Power Connections Dewey Class. No.: 629.89 HAC