Thomas, W. L., & Anderson, R. J. (1982). Sociology: The study of human relationship (3rd ed.). Harcourt Brace Jovanovich.
Lua i Stíl Chicago (17ú heag.)Thomas, W. LaVerne, agus Robert J. Anderson. Sociology: The Study of Human Relationship. 3rd ed. New York: Harcourt Brace Jovanovich, 1982.
Lua MLA (9ú heag.)Thomas, W. LaVerne, agus Robert J. Anderson. Sociology: The Study of Human Relationship. 3rd ed. Harcourt Brace Jovanovich, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.