Unesco. Social Science Documentation Centre. (1990). World directory of social science institutions: Research, advanced training, documentation, professional bodies (5th ed.). Unesco.
Lua i Stíl Chicago (17ú heag.)Unesco. Social Science Documentation Centre. World Directory of Social Science Institutions: Research, Advanced Training, Documentation, Professional Bodies. 5th ed. Paris: Unesco, 1990.
Lua MLA (9ú heag.)Unesco. Social Science Documentation Centre. World Directory of Social Science Institutions: Research, Advanced Training, Documentation, Professional Bodies. 5th ed. Unesco, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.