Chicago's external truck movements : spatial interactions between the Chicago area and its hinterland /
Helvig, Magne.
Chicago's external truck movements : spatial interactions between the Chicago area and its hinterland / by Magne Helvig. - Chicago : [Dept. of Geography, University of Chicago], 1964. - x, 132 p. : ill., maps (part fold.) ; 23 cm. - University of Chicago. Dept. of Geography. Research paper no. 90 . - no. 90. Research paper (University of Chicago. Department of Geography) ; .
Bibliography: p. 128-132.
Trucking--United States.
388.324 / HEC 1964
Chicago's external truck movements : spatial interactions between the Chicago area and its hinterland / by Magne Helvig. - Chicago : [Dept. of Geography, University of Chicago], 1964. - x, 132 p. : ill., maps (part fold.) ; 23 cm. - University of Chicago. Dept. of Geography. Research paper no. 90 . - no. 90. Research paper (University of Chicago. Department of Geography) ; .
Bibliography: p. 128-132.
Trucking--United States.
388.324 / HEC 1964