(1968). The freeway in the city: Principles of planning and design : a report to the Secretary, Department of Transportation. Washington, D.C: Government Printing Office.
Παραπομπή Chicago StyleThe Freeway in the City: Principles of Planning and Design : A Report to the Secretary, Department of Transportation. Washington, D.C: Government Printing Office, 1968.
Παραπομπή MLAThe Freeway in the City: Principles of Planning and Design : A Report to the Secretary, Department of Transportation. Washington, D.C: Government Printing Office, 1968.
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