The demand for transportation : regional and commodity studies in the United States /

Bibliographic Details
Main Author:	Perle, Eugene D.
Format:	Book
Language:	English
Published:	Chicago : [Dept. of Geography, University of Chicago], 1964.
Series:	University of Chicago. Dept. of Geography. Research paper no. 95
Subjects:	Freight and freightage > United States > Mathematical models.

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