Não informado. (1927). California highways and public works. State of California, Department of Public Works.
Lua i Stíl Chicago (17ú heag.)Não informado. California Highways and Public Works. Sacramento, Calif: State of California, Department of Public Works, 1927.
Lua MLA (8ú heag.)Não informado. California Highways and Public Works. State of California, Department of Public Works, 1927.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.