Παραπομπή σε μορφή APA (7η εκδ.)

Sutherland, P. (1992). Cognitive development today: Piaget and his critics. Paul Chapman.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sutherland, Peter. Cognitive Development Today: Piaget and His Critics. London: Paul Chapman, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sutherland, Peter. Cognitive Development Today: Piaget and His Critics. Paul Chapman, 1992.