De Fleur, M. L., & D'Antonio, W. V. (1977). Sociology: Human society. Scott, Foresman.
Lua i Stíl Chicago (17ú heag.)De Fleur, Melvin Lawrence, agus William V. D'Antonio. Sociology: Human Society. Glenview, IL: Scott, Foresman, 1977.
Lua MLA (9ú heag.)De Fleur, Melvin Lawrence, agus William V. D'Antonio. Sociology: Human Society. Scott, Foresman, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.