Gendell, M., & Zetterberg, H. L. (1961). A sociological almanac for the United States. Bedminster Press.
Lua i Stíl Chicago (17ú heag.)Gendell, Murray, agus Hans Lennart Zetterberg. A Sociological Almanac for the United States. New York: Bedminster Press, 1961.
Lua MLA (9ú heag.)Gendell, Murray, agus Hans Lennart Zetterberg. A Sociological Almanac for the United States. Bedminster Press, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.