Neubeck, K. J. (1991). Social problems: A critical approach (3rd ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Neubeck, Kenneth J. Social Problems: A Critical Approach. 3rd ed. New York: McGraw-Hill, 1991.
Lua MLA (8ú heag.)Neubeck, Kenneth J. Social Problems: A Critical Approach. 3rd ed. McGraw-Hill, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.