Παραπομπή σε μορφή APA (7η εκδ.)

Wegner, D. M. (1975). Programmed learning aid for the development of morality. Learning Systems.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wegner, Daniel M. Programmed Learning Aid for the Development of Morality. Homewood, Ill: Learning Systems, 1975.

Παραπομπή σε μορφή MLA (9th εκδ.)

Wegner, Daniel M. Programmed Learning Aid for the Development of Morality. Learning Systems, 1975.