Ritzer, G. (1996). Modern sociological theory (4th ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Ritzer, George. Modern Sociological Theory. 4th ed. New York: McGraw-Hill, 1996.
Lua MLA (9ú heag.)Ritzer, George. Modern Sociological Theory. 4th ed. McGraw-Hill, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.