1. TimeWise: Learning Lifelong Leisure Skills;Caldwell,2004
2. Extracurricular activities and adolescent development;Eccles;Journal of Social Issues,2003
3. Rethinking Leisure Time: Expanding Opportunities for Young People and Communities;Irby,2002
4. Learning about the ‘real world’ in an urban arts youth program;Larson;Journal of Adolescent Research,2006
5. Organized activities as development contexts for children and adolescents;Mahoney,2005