1. Adler, F., & Adler, H. M. (1979). Female delinquency: Minor girls and major crimes. In J. Edward Clark & D. H. Kelly (Eds.), Deviant behavior. Readings in the sociology of deviance. New York: St Martin’s Press.
2. Angel, P., Botbol, M., & Facy, F. (1987). Adolescence et solvants. Paris: Echo-Centurion.
3. Aptekar, L. (1988). Street children of Cali. Durham: Duke University Press.
4. Aptekar, L. (1992). Some conceptual and methodological issues in research on street children. San José (Unpublished manuscript).
5. Aptekar, L. (1993a). A cross-cultural approach to the study of street children. San José (Unpublished manuscript).