• 12 Law Library

• 12 Books

• 5 Transportation
• 3 Finance
• 2 Federal aid to transportation
• 2 Law and legislation
• 2 Transit-oriented development
• 1 Automatic control
• 1 Distracted driving
• 1 Freight and freightage
• 1 Government policy
• 1 Information technology
• 1 Infrastructure (Economics)
• 1 Medical care
• 1 Medical informatics
• 1 Motor vehicles
• 1 Planning
• 1 Red light running
• 1 Rural transportation
• 1 Shipping
• 1 Traffic violations

• 12 Council of State Governments

• 12 English

• 12 United States

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