Special Libraries Association. Social Science Group. (1953). A source list of selected labor statistics (Rev. ed.). s.n.
Lua i Stíl Chicago (17ú heag.)Special Libraries Association. Social Science Group. A Source List of Selected Labor Statistics. Rev. ed. New York: s.n, 1953.
Lua MLA (9ú heag.)Special Libraries Association. Social Science Group. A Source List of Selected Labor Statistics. Rev. ed. s.n, 1953.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.