Lewis, R. W. (2007). Programming industrial control systems using IEC 1131-3. London: The Institution of Engineering and Technology.
Παραπομπή Chicago StyleLewis, R. W. Programming Industrial Control Systems Using IEC 1131-3. London: The Institution of Engineering and Technology, 2007.
Παραπομπή MLALewis, R. W. Programming Industrial Control Systems Using IEC 1131-3. London: The Institution of Engineering and Technology, 2007.
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