Παραπομπή σε μορφή APA (7η εκδ.)

Freyenfeld, W. A. (1984). Decision Support Systems: An executive overview of interactive computer-assisted decision making in the UK. NCC Publications.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Freyenfeld, W. A. Decision Support Systems: An Executive Overview of Interactive Computer-assisted Decision Making in the UK. NCC Publications, 1984.

Παραπομπή σε μορφή MLA (8th εκδ.)

Freyenfeld, W. A. Decision Support Systems: An Executive Overview of Interactive Computer-assisted Decision Making in the UK. NCC Publications, 1984.