Dyfyniad APA

Schunk. (2019). Motivation in Education (4 .ed.). Pearson Education.

Dyfyniad Arddull Chicago

Schunk. Motivation in Education. 4 .ed. India: Pearson Education, 2019.

Dyfyniad MLA

Schunk. Motivation in Education. 4 .ed. Pearson Education, 2019.

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