Sparks, D. (2002). Designing powerful professional development for teachers and principals. Oxford, OH: National Staff Development Council.
Trích dẫn kiểu ChicagoSparks, Dennis. Designing Powerful Professional Development for Teachers and Principals. Oxford, OH: National Staff Development Council, 2002.
ציטוט MLASparks, Dennis. Designing Powerful Professional Development for Teachers and Principals. Oxford, OH: National Staff Development Council, 2002.
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