Knoff, H. M. (2012). School discipline, classroom management, and student self-management: A PBSS implementation guide. Corwin Press.
Lua i Stíl Chicago (17ú heag.)Knoff, Howard M. School Discipline, Classroom Management, and Student Self-management: A PBSS Implementation Guide. Thousand Oaks, Calif: Corwin Press, 2012.
Lua MLA (9ú heag.)Knoff, Howard M. School Discipline, Classroom Management, and Student Self-management: A PBSS Implementation Guide. Corwin Press, 2012.
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