Roundabouts in the United States

Bibliografiset tiedot
Yhteisötekijät:	National Research Council (U.S.). Transportation Research Board, United States. Federal Highway Administration, American Association of State Highway and Transportation Officials
Muut tekijät:	Rodegerdts, Lee
Aineistotyyppi:	Kirja
Kieli:	English
Julkaistu:	Washington, D.C. Transportation Research Board 2007.
Sarja:	Report (National Cooperative Highway Research Program) 572.
Aiheet:	Traffic circles > United States > Design and construction. Roads > United States > Interchanges and intersections > Design and construction.
Linkit:	Table of contents only OCLC Digital Archive