Lua APA (7ú heag.)

(1950). An International bibliography of sociology. UNESCO.

Lua i Stíl Chicago (17ú heag.)

An International Bibliography of Sociology. Paris: UNESCO, 1950.

Lua MLA (9ú heag.)

An International Bibliography of Sociology. UNESCO, 1950.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.