Παραπομπή σε μορφή APA (7η εκδ.)

Davis, A., & Pettitt, D. (1994). Developing understanding in primary mathematics: Key stages 1 and 2. The Falmer Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Davis, Andrew, και Deirdre Pettitt. Developing Understanding in Primary Mathematics: Key Stages 1 and 2. London: The Falmer Press, 1994.

Παραπομπή σε μορφή MLA (9th εκδ.)

Davis, Andrew, και Deirdre Pettitt. Developing Understanding in Primary Mathematics: Key Stages 1 and 2. The Falmer Press, 1994.