Cietajos vākosWilliam A. SommersSetting the Stage for Learning €80,50€81,25 Piegāde 3-4 nedēļāsPaziņot
-1% Cietajos vākosWilliam A. SommersCompliance Cop to Culture Coach €86,50€87,50 Piegāde 3-4 nedēļāsPaziņot
Mīkstajos vākosWilliam A. SommersNine Professional Conversations to Change Our Schools €36,94 Piegāde 3-4 nedēļāsPaziņot
