National Research Council (U.S.). Transportation Research Board. (1988). International roadside safety hardware research. Transportation Research Board, National Research Council.
Chicago Style (17th ed.) CitationNational Research Council (U.S.). Transportation Research Board. International Roadside Safety Hardware Research. Washington, D.C: Transportation Research Board, National Research Council, 1988.
ציטוט MLANational Research Council (U.S.). Transportation Research Board. International Roadside Safety Hardware Research. Transportation Research Board, National Research Council, 1988.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.