Sprick, R. S. (2013). Discipline in the secondary classroom: A positive approach to behavior management (3rd ed.). Jossey-Bass.
Dyfyniad Arddull ChicagoSprick, Randall S. Discipline in the Secondary Classroom: A Positive Approach to Behavior Management. 3rd ed. San Francisco: Jossey-Bass, 2013.
Dyfyniad MLASprick, Randall S. Discipline in the Secondary Classroom: A Positive Approach to Behavior Management. 3rd ed. Jossey-Bass, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.