1. The middle school emerges and flourishes;Alexander,1984
2. The new school in the middle;Alexander;Phi Delta Kappan,1969
3. Association for Middle Level Education, n.d.a. The middle school model and successful middle school program. https://www.amle.org/the-successful-middle-school-this-we-believe/.
4. Association for Middle Level Education, n.d.b. Why advisory? https://www.amle.org/why-advisory/. (Accessed 31 August 2023).