Cita APA (7th ed.)

Orton, A., & Wain, G. (1994). Issues in teaching mathematics. Cassell.

Cita Chicago (17th ed.)

Orton, Anthony, i Geoffrey Wain. Issues in Teaching Mathematics. London: Cassell, 1994.

Cita MLA (9th ed.)

Orton, Anthony, i Geoffrey Wain. Issues in Teaching Mathematics. Cassell, 1994.