An effective and sustained experience:
Ellen Porter Honnet and Susan J. Poulson. Wingspread Principles of Good Practice for Combining Service and Learning. The Johnson Foundation. 1989.
Excerpted from Howard, Jeffery, ed., Michigan Journal of Community Service Learning: Service-Learning Course Design Workbook, University of Michigan: OCSL Press, Summer 2001, pp. 16-19
Material gathered from Introduction to Service-Learning TOOLKIT. Providence, RI: Campus Compact