American Association of State Highway Officials. (1970). Standard specifications for movable highway bridges 1970. American Association of State Highway Officials.
Chicago Style (17th ed.) CitationAmerican Association of State Highway Officials. Standard Specifications for Movable Highway Bridges 1970. Washington, D.C: American Association of State Highway Officials, 1970.
ציטוט MLAAmerican Association of State Highway Officials. Standard Specifications for Movable Highway Bridges 1970. American Association of State Highway Officials, 1970.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.