Handel, W. (1993). Contemporary sociological theory. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Handel, Warren. Contemporary Sociological Theory. New Jersey: Prentice-Hall, 1993.
Lua MLA (9ú heag.)Handel, Warren. Contemporary Sociological Theory. Prentice-Hall, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.