Παραπομπή APA

Bolton W. (2009). Programmable logic controllers (5th ed.). Elsevier.

Παραπομπή Chicago Style

Bolton W. Programmable Logic Controllers. 5th ed. Elsevier, 2009.

Παραπομπή MLA

Bolton W. Programmable Logic Controllers. 5th ed. Elsevier, 2009.