Παραπομπή σε μορφή APA (7η εκδ.)

McGraw-Hill & Crispin, A. J. (1990). Programmable logic controllers and their engineering applicatiopns. McGraw-Hill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

McGraw-Hill και Alan J. Crispin. Programmable Logic Controllers and Their Engineering Applicatiopns. London: McGraw-Hill, 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

McGraw-Hill και Alan J. Crispin. Programmable Logic Controllers and Their Engineering Applicatiopns. McGraw-Hill, 1990.