Sources


 * Sources**


 * Cangelosi, James S.** Cooperation in the Classroom. Washington, D.C: National Education Association, 1984. 13-21.


 * "Classroom Management."** The Teacher's Guide. 2008. Teacher Created Resources. 18 Apr. 2008 .


 * Donovan, Melissa.** Personal interview. 8 Apr. 2008.


 * Doyle, Walter.** Classroom Management. Indianna: Kappa Delta Pi, 1980. 12-18.


 * Howatt, Jeffrey.** Personal interview. 2 Apr. 2008.


 * "Practical Classroom Tips From Teachers Like You."** NEA Professional Library. 2008. NEA. 18 Apr. 2008 .


 * "The Cooperative Learning Center."** The Cooperative Learning Center At the University of Minnesota. Nov. 2008. Minnesota University. 16 Apr. 2008 .