Emmer, E. T. (2000). Classroom management for secondary teachers (5th ed.). Boston: Allyn and Bacon.
Παραπομπή Chicago StyleEmmer, Edmund T. Classroom Management for Secondary Teachers. 5th ed. Boston: Allyn and Bacon, 2000.
Παραπομπή MLAEmmer, Edmund T. Classroom Management for Secondary Teachers. 5th ed. Boston: Allyn and Bacon, 2000.
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