Neubeck, K. J., & Neubeck, M. A. (1997). Social problems: A critical approach (4th ed.). The McGraw-Hill Companies.
Lua i Stíl Chicago (17ú heag.)Neubeck, Kenneth J., agus Mary Alice Neubeck. Social Problems: A Critical Approach. 4th ed. New York: The McGraw-Hill Companies, 1997.
Lua MLA (8ú heag.)Neubeck, Kenneth J., agus Mary Alice Neubeck. Social Problems: A Critical Approach. 4th ed. The McGraw-Hill Companies, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.