Bolton, W. (2009). Programmable logic controllers (5th ed.). Newnes.
Tohutoru Kātū Chicago (17th ed.)Bolton, W. Programmable Logic Controllers. 5th ed. Oxford: Newnes, 2009.
Tohutoro MLA (9th ed.)Bolton, W. Programmable Logic Controllers. 5th ed. Newnes, 2009.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.