References
- Arth, A. and Freeman, L. M. (1983). Peer association in middle level classrooms: A significant factor. Schools in the middle: A report on trends and practices, April, p. 2. (Washington, DC: National Association of Secondary School Principals).
- Bergmann, S. (1987). Presentation at Middle School Invitational Meeting, National Middle School Association Conference, St. Louis, MO.
- Johnson, M., Busaker, W. E., and Bowman, F. Q. (1961). Junior high school guidance. New York: Harper, p. 131.
- Johnson, D. W., Johnson, R. T., and Holubec, E. J. (1986). Revised circles of learning: Cooperation in the classroom. Elna, MN: Interaction Book Company.
- Shockley, R. and Johnston, J. H. (1983). Time on task: Implications for middle level instruction. Schools in the middle: A report on trends and practices, (Washington, DC: National Association of Secondary School Principals).
- Slavin, R. E. (1986). Student team learning: An overview and practical guide. Washington, DC: National Education Association.
- Vars, G. F. (1987). Out of the mouths of transescents—on discipline. Transescence (15), 1, pp. 36–38.