Benefits and costs of modification to interstate highways
By: by Don Winkelman and James Schwinden
Publisher: University of Minnesota
Published: 1963
Place of publication: Minneapolis
Language: eng
Number of pages: 47
Subjects: Roads; Design and construction; Highway research; Express highways
Notes: "Minnesota Highway Research Project / Department of Agricultural Economics and Department of Geography of the University of Minnesota, under contract with Minnesota Highway Department in cooperation with U.S. Department of Commerce Bureau of Public Roads ; project directors : John R. Borchert, Philip M. Raup."