NEUBECK, K. J., & NEUBECK, M. A. (1997). Social problems: A critical approach.-- ed.4. The McGraw Hill.

NEUBECK, Kenneth J., and Mary Alice NEUBECK. Social Problems: A Critical Approach.-- Ed.4. New York: The McGraw Hill, 1997.

NEUBECK, Kenneth J., and Mary Alice NEUBECK. Social Problems: A Critical Approach.-- Ed.4. The McGraw Hill, 1997.