American Association of State Highway Officials. (1970). Standard specifications for movable highway bridges 1970. American Association of State Highway Officials.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)American Association of State Highway Officials. Standard Specifications for Movable Highway Bridges 1970. Washington, D.C: American Association of State Highway Officials, 1970.
MLA -ийн эшлэл (9 дэх хэвлэлт)American Association of State Highway Officials. Standard Specifications for Movable Highway Bridges 1970. American Association of State Highway Officials, 1970.
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