Style de citation APA (7e éd.)

National Research Council (U.S.). Transportation Research Board, United States. Federal Highway Administration, American Association of State Highway and Transportation Officials, & Rodegerdts, L. (2007). Roundabouts in the United States. Transportation Research Board.

Style de citation Chicago (17e éd.)

National Research Council (U.S.). Transportation Research Board, United States. Federal Highway Administration, American Association of State Highway and Transportation Officials, et Lee Rodegerdts. Roundabouts in the United States. Washington, D.C: Transportation Research Board, 2007.

Style de citation MLA (9e éd.)

National Research Council (U.S.). Transportation Research Board, et al. Roundabouts in the United States. Transportation Research Board, 2007.