1Youniss J & Yates M. Youth service and moral identity: A case for everyday morality. Educational Psychology Review, 1998, 4.
2Yates M & Younlss J. Community service and political - moral identity in adolescents. Journal of Researeh On Adolescence, 1996, 6(3): 271-284.
3Youniss J, MeLeUan JA, Su Y, Yates M. The role of community service in identity development: normative, unconventional, and deviant orientations. Journal of Adolescent Research, 1999, 14 (2) :248 - 261.
4Youniss J, McLenan JA, Yates M. What we know about engendering civic identity. American Behavioral Scientist, 1997, 40(5): 620-631.
5Davidson P, Youniss J. Which comes first, morality or identity? In W M Kurtines & J L Gewirtz (Eds.) Handbook of moral development and behavior. Hillsdale, NJ: Erlbaum, 1991: 105-121.
6Yates M, Youniss J. A developmental perspective on common service in adolescence. Social Development, 1996, 5(1) : 85 - 111.
7Youniss J, Yates M, Community service and social responsibility in youth. Chicago, IL, USA: The University of Chicago Press, 1997.
8Eccles JS, Barber BL. Student council, volunteering, basketball, or marching band: what kind of extracurricular involvement matters?Journal of Adolescent Research, 1999, 14(1) : 10 - 43.