KRW Incorporated, United States. Federal Transit Administration, Transit Cooperative Research Program, Transit Development Corporation, & National Research Council (U.S.). Transportation Research Board. (1996). Guidelines for transit facility signing and graphics. National Academy Press.
Lua i Stíl Chicago (17ú heag.)KRW Incorporated, United States. Federal Transit Administration, Transit Cooperative Research Program, Transit Development Corporation, agus National Research Council (U.S.). Transportation Research Board. Guidelines for Transit Facility Signing and Graphics. Washington, D.C: National Academy Press, 1996.
Lua MLA (9ú heag.)KRW Incorporated, et al. Guidelines for Transit Facility Signing and Graphics. National Academy Press, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.