Thornton, A. (1983). The changing American family. Population Reference Bureau.
Lua i Stíl Chicago (17ú heag.)Thornton, Arland. The Changing American Family. Washington: Population Reference Bureau, 1983.
Lua MLA (9ú heag.)Thornton, Arland. The Changing American Family. Population Reference Bureau, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.