Dyfyniad APA

Willoughby, S. S. (1990). Mathematics education for a changing world. ASCD.

Dyfyniad Arddull Chicago

Willoughby, Stephen S. Mathematics Education for a Changing World. Alexandria: ASCD, 1990.

Dyfyniad MLA

Willoughby, Stephen S. Mathematics Education for a Changing World. ASCD, 1990.

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