Knoff, H. M. (2012). School discipline, classroom management, and student self-management: A PBSS implementation guide. Corwin Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Knoff, Howard M. School Discipline, Classroom Management, and Student Self-management: A PBSS Implementation Guide. Thousand Oaks, Calif: Corwin Press, 2012.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Knoff, Howard M. School Discipline, Classroom Management, and Student Self-management: A PBSS Implementation Guide. Corwin Press, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.