Hartgen, D. T. (1975). Individual travel behavior under energy constraints. New York State Dept. of Transportation, Planning Division.
Chicago Style (17th ed.) CitationHartgen, David T. Individual Travel Behavior Under Energy Constraints. Albany: New York State Dept. of Transportation, Planning Division, 1975.
MLA (9th ed.) CitationHartgen, David T. Individual Travel Behavior Under Energy Constraints. New York State Dept. of Transportation, Planning Division, 1975.
Warning: These citations may not always be 100% accurate.