Steward, J. H. (1967). Contemporary change in traditional societies. University of Illinois Press.
Lua i Stíl Chicago (17ú heag.)Steward, Julian Haynes. Contemporary Change in Traditional Societies. Urbana: University of Illinois Press, 1967.
Lua MLA (9ú heag.)Steward, Julian Haynes. Contemporary Change in Traditional Societies. University of Illinois Press, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.