APA (7th ed.) Citation

Hackworth, J. R., & Hackworth, F. D. (2004). Programmable logic controllers: Electronic resource. Pearson/Prentice Hall.

Chicago Style (17th ed.) Citation

Hackworth, John R., and Frederick D. Hackworth. Programmable Logic Controllers: Electronic Resource. Upper Saddle River, NJ: Pearson/Prentice Hall, 2004.

MLA (8th ed.) Citation

Hackworth, John R., and Frederick D. Hackworth. Programmable Logic Controllers: Electronic Resource. Pearson/Prentice Hall, 2004.