National Research Council (U.S.). Transportation Research Board. Committee on Management of Quality Assurance. (1996). Glossary of highway quality assurance terms. Transportation Research Board, National Research Council.
Chicago-referens (17:e uppl.)National Research Council (U.S.). Transportation Research Board. Committee on Management of Quality Assurance. Glossary of Highway Quality Assurance Terms. Washington, D.C: Transportation Research Board, National Research Council, 1996.
MLA-referens (9:e uppl.)National Research Council (U.S.). Transportation Research Board. Committee on Management of Quality Assurance. Glossary of Highway Quality Assurance Terms. Transportation Research Board, National Research Council, 1996.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.