Hackworth,J R. (2004). Programmable Logic Controller: Programming Methods and Applications(with CD). Pearson Education.
Chicago-čujuhus (17. p.)Hackworth,J R. Programmable Logic Controller: Programming Methods and Applications(with CD). New Delhi: Pearson Education, 2004.
MLA-čujuhus (9. p.)Hackworth,J R. Programmable Logic Controller: Programming Methods and Applications(with CD). Pearson Education, 2004.
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