Dyfyniad APA

Liljedahl. (2016). Problem Solving in Mathematics Education (1.). Springer International Publishing.

Dyfyniad Arddull Chicago

Liljedahl. Problem Solving in Mathematics Education. 1. Springer International Publishing, 2016.

Dyfyniad MLA

Liljedahl. Problem Solving in Mathematics Education. 1. Springer International Publishing, 2016.

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