Cita APA (7th ed.)

Duncan, A. (1992). What primary teachers should know about math: Aileen Duncan. Hodder & Stoughton.

Cita Chicago (17th ed.)

Duncan, Aileen. What Primary Teachers Should Know About Math: Aileen Duncan. London: Hodder & Stoughton, 1992.

Cita MLA (9th ed.)

Duncan, Aileen. What Primary Teachers Should Know About Math: Aileen Duncan. Hodder & Stoughton, 1992.