referensi materi kuliah"PLC"

1.PROGRAMMABLE LOGIC CONTROLLER dan TEKNIK PERANCANGAN SISTEM KONTROL 
2.PROGRAMMABLE LOGIC CONTROLLERS TUTORIAL
3.Programmable Logic Controllers:Programming Methods and Applications
4.Introduction to Programmable Logic Controllers (PLC's)
5.Programmable Controllers Theory and Implementation
6.Programmable Logic Controller (PLC) Development Guide