Παραπομπή σε μορφή APA (7η εκδ.)

(1985). Systems international: Europe`s leading journal for systems development and connective. Reed Business Publishing Group.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Systems International: Europe`s Leading Journal for Systems Development and Connective. GB: Reed Business Publishing Group, 1985.

Παραπομπή σε μορφή MLA (8th εκδ.)

Systems International: Europe`s Leading Journal for Systems Development and Connective. Reed Business Publishing Group, 1985.