Douglas, J. D. (1970). The impact of sociology: Readings in the social sciences. Appleton-Century-Crofts.
Lua i Stíl Chicago (17ú heag.)Douglas, Jack D. The Impact of Sociology: Readings in the Social Sciences. New York: Appleton-Century-Crofts, 1970.
Lua MLA (9ú heag.)Douglas, Jack D. The Impact of Sociology: Readings in the Social Sciences. Appleton-Century-Crofts, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.