APA (7th ed.) Citation

Perle, E. D. (1964). The demand for transportation: Regional and commodity studies in the United States. [Dept. of Geography, University of Chicago].

Chicago Style (17th ed.) Citation

Perle, Eugene D. The Demand for Transportation: Regional and Commodity Studies in the United States. Chicago: [Dept. of Geography, University of Chicago], 1964.

MLA (9th ed.) Citation

Perle, Eugene D. The Demand for Transportation: Regional and Commodity Studies in the United States. [Dept. of Geography, University of Chicago], 1964.