Citazione APA

Sparks, D. (2002). Designing powerful professional development for teachers and principals. Oxford, OH: National Staff Development Council.

Stile di citazione Chicago

Sparks, Dennis. Designing Powerful Professional Development for Teachers and Principals. Oxford, OH: National Staff Development Council, 2002.

Citazione MLA

Sparks, Dennis. Designing Powerful Professional Development for Teachers and Principals. Oxford, OH: National Staff Development Council, 2002.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.