Tohutoro APA (7th ed.)

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.