1. Adler, P. A. (1985). Wheeling and Dealing: An Ethnography of an Upper-Level Dealing and Smuggling Community. Columbia University Press, New York.
2. Altschuler, D. M., and Brounstein, P. J. (1991). Patterns of drug use, drug trafficking and other delinquency among inner city adolescent males in Washington, DC. Criminology, 29:589–622.
3. Black, M., and Ricardo, I. (1994). Drug use, drug trafficking and weapon carrying among low income African American early adolescent boys. Pediatrics 93:1065–1072.
4. Borduin, C. M., Pruitt, J. A., and Henggeler, S. W. (1996). Family interactions in Black, lower-class families with delinquent and nondelinquent adolescent boys. J. Genet. Psychol. 147:333–342.
5. Bush, P. J., and Ianotti, R. J. (1993). Involvement in drug sales in early adolescence: Concurrent and longitudinal analyses. Unpublished Manuscript. Georgetown University School of Medicine, Washington, DC.