Lua APA (7ú heag.)
(2001). Urban transportation planning. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)
Urban Transportation Planning. McGraw-Hill, 2001.
Lua MLA (9ú heag.)
Urban Transportation Planning. McGraw-Hill, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.