Sterrett, W. (2011). Insights into action: Successful school leaders share what works. ASCD.
Chicago (17e ed.) BronvermeldingSterrett, William. Insights into Action: Successful School Leaders Share What Works. Alexandria, Va.: ASCD, 2011.
MLA (9e ed.) BronvermeldingSterrett, William. Insights into Action: Successful School Leaders Share What Works. ASCD, 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.