Erwin, J. C. (2004). The classroom of choice: Giving students what they need and getting what you want. Association for Supervision and Curriculum Development.
Chicago-Zitierstil (17. Ausg.)Erwin, Jonathan C. The Classroom of Choice: Giving Students What They Need and Getting What You Want. Alexandria, VA: Association for Supervision and Curriculum Development, 2004.
MLA-Zitierstil (9. Ausg.)Erwin, Jonathan C. The Classroom of Choice: Giving Students What They Need and Getting What You Want. Association for Supervision and Curriculum Development, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.