Why we are sure the double nickel saves fuel for trucks.

Bibliographic Details
Corporate Authors:	United States. Department of Transportation, Voluntary Truck and Bus Fuel Economy Program (U.S.)
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.?] : Joint Industry-Government Voluntary Truck and Bus Fuel Economy Improvement Program, 1980.
Subjects:	Trucks > United States > Energy conservation. Trucks > United States > Energy consumption. Speed limits > United States.

Evans: US Documents (Annex 5th floor)