Wiggins, G. (2005). Understanding by design. Association for Supervision and Curriculum Development.
Chicago-Zitierstil (17. Ausg.)Wiggins, Grant. Understanding by Design. Alexandria, VA: Association for Supervision and Curriculum Development, 2005.
MLA-Zitierstil (9. Ausg.)Wiggins, Grant. Understanding by Design. Association for Supervision and Curriculum Development, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.