Dyfyniad APA

Holt, M., & Marjoram, D. T. E. (1973). Mathematics in a changing world. Heinemann Educational Books.

Dyfyniad Arddull Chicago

Holt, Michael, and D. T. E. Marjoram. Mathematics in a Changing World. London: Heinemann Educational Books, 1973.

Dyfyniad MLA

Holt, Michael, and D. T. E. Marjoram. Mathematics in a Changing World. Heinemann Educational Books, 1973.

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