APA (7th ed.) Citation

Petruzella, F. D. P. 1. (1989). Programmable logic controllers. McGraw-Hill.

Chicago Style (17th ed.) Citation

Petruzella, Frank D.TJ223.P76 P48 1989. Programmable Logic Controllers. New York: McGraw-Hill, 1989.

MLA (9th ed.) Citation

Petruzella, Frank D.TJ223.P76 P48 1989. Programmable Logic Controllers. McGraw-Hill, 1989.