Goodwin, B. (2013). The 12 touchstones of good teaching: A checklist for staying focused every day. ASCD.
Chicago-Zitierstil (17. Ausg.)Goodwin, Bryan. The 12 Touchstones of Good Teaching: A Checklist for Staying Focused Every Day. Alexandria, Virginia: ASCD, 2013.
MLA-Zitierstil (9. Ausg.)Goodwin, Bryan. The 12 Touchstones of Good Teaching: A Checklist for Staying Focused Every Day. ASCD, 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.