SULLIVAN, T. J., & THOMPSON, K. S. (1988). Introduction social problems. Macmillan Pub.
Lua i Stíl Chicago (17ú heag.)SULLIVAN, Thomas J., agus Kenrick S. THOMPSON. Introduction Social Problems. New York: Macmillan Pub, 1988.
Lua MLA (9ú heag.)SULLIVAN, Thomas J., agus Kenrick S. THOMPSON. Introduction Social Problems. Macmillan Pub, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.