Παραπομπή σε μορφή APA (7η εκδ.)

ZEILENGA, D. G. (1992). As/400 A Practical Guide To Programming And Operation Donald G. Zeilenga And Donna M. Lenczycki. QED Publishing group.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ZEILENGA, Donald G. As/400 A Practical Guide To Programming And Operation Donald G. Zeilenga And Donna M. Lenczycki. QED Publishing group, 1992.

Παραπομπή σε μορφή MLA (8th εκδ.)

ZEILENGA, Donald G. As/400 A Practical Guide To Programming And Operation Donald G. Zeilenga And Donna M. Lenczycki. QED Publishing group, 1992.