Παραπομπή σε μορφή APA (7η εκδ.)

Popp, J. A. (1999). Cognitive science and philosophy of education: Toward a unified theory of learning and teaching. Caddo Gap.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Popp, Jerome A. Cognitive Science and Philosophy of Education: Toward a Unified Theory of Learning and Teaching. San Francisco, CA.: Caddo Gap, 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Popp, Jerome A. Cognitive Science and Philosophy of Education: Toward a Unified Theory of Learning and Teaching. Caddo Gap, 1999.