Center for the Study of Youth Policy, Philadelphia, Pa., & Center for the Study of Youth Policy. (1994). Working paper series / Center for the Study of Youth Policy. Center for the Study of Youth Policy, the University of Pennsylvania, School of Social Work.
Chicago-Zitierstil (17. Ausg.)Center for the Study of Youth Policy, Philadelphia, Pa., und Center for the Study of Youth Policy. Working Paper Series / Center for the Study of Youth Policy. Philadelphia, Pa: Center for the Study of Youth Policy, the University of Pennsylvania, School of Social Work, 1994.
MLA-Zitierstil (8. Ausg.)Center for the Study of Youth Policy, Philadelphia, Pa., und Center for the Study of Youth Policy. Working Paper Series / Center for the Study of Youth Policy. Center for the Study of Youth Policy, the University of Pennsylvania, School of Social Work, 1994.