APA (7th ed.) Citation

(1971). Social, economic, and environmental factors of transportation: 20 reports.

Chicago Style (17th ed.) Citation

Social, Economic, and Environmental Factors of Transportation: 20 Reports. Washington, D.C, 1971.

MLA (9th ed.) Citation

Social, Economic, and Environmental Factors of Transportation: 20 Reports. 1971.

Warning: These citations may not always be 100% accurate.