APA (7th ed.) Citation

Bolton, W. (2007). Programmable logic controllers / W. Bolton (4th ed.). Elsevier/Newnes.

Chicago Style (17th ed.) Citation

Bolton, W. Programmable Logic Controllers / W. Bolton. 4th ed. Amsterdam ; London: Elsevier/Newnes, 2007.

MLA (9th ed.) Citation

Bolton, W. Programmable Logic Controllers / W. Bolton. 4th ed. Elsevier/Newnes, 2007.

Warning: These citations may not always be 100% accurate.