Ritzer, G. (1980). Sosiology A Multiple Paradigma Science Revised Edition George Ritur. Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Ritzer, George. Sosiology A Multiple Paradigma Science Revised Edition George Ritur. Allyn and Bacon, 1980.
Lua MLA (8ú heag.)Ritzer, George. Sosiology A Multiple Paradigma Science Revised Edition George Ritur. Allyn and Bacon, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.