1. Aronson, E. (1978). The jigsaw clmsroom. Beverly Hills, CA: Sage.
2. Bell, P. & Tien, S. (1995, April) Nefworked coaching and integrated learning in science. Paper presented at the annual meeting of the National Association for Research in Science Teaching, San Francisco.
3. Berenfeld, B. (1993, Fall). A moment of glory in San Antonio. Hands On! 16(2).
4. Brown, A., Ash, D., Rutherford, M., Nakagawa, K., Gordon, A, & Campione, J. (1992). Distributed expertise in the classroom. In G. Sdomon (Ed.), Distributed cognitions. New York: Cambridge University Press.