Cress, C. M., Collier, P. J., & Reitenauer, V. L. (2005). Learning through serving: A student guidebook for service-learning across the disciplines. Stylus.
Chicago-referens (17:e uppl.)Cress, Christine M., Peter J. Collier, och Vicki L. Reitenauer. Learning Through Serving: A Student Guidebook for Service-learning Across the Disciplines. Sterling, Va.: Stylus, 2005.
MLA-referens (9:e uppl.)Cress, Christine M., et al. Learning Through Serving: A Student Guidebook for Service-learning Across the Disciplines. Stylus, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.