Irons, A., & Elkington, S. (2022). Enhancing Learning through Formative Assessment and Feedback (segunda edición.). Routledge.
Chicago Style (17. basım) AtıfIrons, Alatair, ve Sam Elkington. Enhancing Learning Through Formative Assessment and Feedback. segunda edición. Abingdon, Inglaterra: Routledge, 2022.
MLA (9th ed.) AtıfIrons, Alatair, ve Sam Elkington. Enhancing Learning Through Formative Assessment and Feedback. segunda edición. Routledge, 2022.
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