Não informado. (1974). Land use planning abstracts. Environment Information Center.
Lua i Stíl Chicago (17ú heag.)Não informado. Land Use Planning Abstracts. New York: Environment Information Center, 1974.
Lua MLA (8ú heag.)Não informado. Land Use Planning Abstracts. Environment Information Center, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.