American Association of State Highway Officials\nNational Academies of Sciences, Engineering and Medicine (U.S.), Transportation Research Board. (1964). Report. Highway Research Board, Division of Engineering and Industrial Research.
Chicago-referens (17:e uppl.)American Association of State Highway Officials\nNational Academies of Sciences, Engineering and Medicine (U.S.), Transportation Research Board. Report. Washington: Highway Research Board, Division of Engineering and Industrial Research, 1964.
MLA-referens (8:e uppl.)American Association of State Highway Officials\nNational Academies of Sciences, Engineering and Medicine (U.S.), Transportation Research Board. Report. Highway Research Board, Division of Engineering and Industrial Research, 1964.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.