Sterrett, W. (2011). Insights into action: Successful school leaders share what works. ASCD.
Chicago-Zitierstil (17. Ausg.)Sterrett, William. Insights into Action: Successful School Leaders Share What Works. Alexandria, Va: ASCD, 2011.
MLA-Zitierstil (9. Ausg.)Sterrett, William. Insights into Action: Successful School Leaders Share What Works. ASCD, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.