Não informado. (1973). Sage urban studies abstracts. Sage Publications.
Lua i Stíl Chicago (17ú heag.)Não informado. Sage Urban Studies Abstracts. Beverly Hills, Calif: Sage Publications, 1973.
Lua MLA (8ú heag.)Não informado. Sage Urban Studies Abstracts. Sage Publications, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.