Allen, F. R. (1971). Socio-cultural dynamics: An introduction to social change. Macmillan.
Lua i Stíl Chicago (17ú heag.)Allen, Francis R. Socio-cultural Dynamics: An Introduction to Social Change. New York: Macmillan, 1971.
Lua MLA (8ú heag.)Allen, Francis R. Socio-cultural Dynamics: An Introduction to Social Change. Macmillan, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.