Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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