Fisher, D., & Frey, N. (2007). Checking for understanding: Formative assessment techniques for your classroom. Association for Supervision and Curriculum Development.
Chicago-Zitierstil (17. Ausg.)Fisher, Douglas, und Nancy Frey. Checking for Understanding: Formative Assessment Techniques for Your Classroom. Alexandria, Va: Association for Supervision and Curriculum Development, 2007.
MLA-Zitierstil (9. Ausg.)Fisher, Douglas, und Nancy Frey. Checking for Understanding: Formative Assessment Techniques for Your Classroom. Association for Supervision and Curriculum Development, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.