Παραπομπή APA

Oi, W. Y., & Shuldiner, P. W. (1962). An analysis of urban travel demands. Chicago: Northwestern University Press.

Παραπομπή Chicago Style

Oi, Walter Y., and Paul W. Shuldiner. An Analysis of Urban Travel Demands. Chicago: Northwestern University Press, 1962.

Παραπομπή MLA

Oi, Walter Y., and Paul W. Shuldiner. An Analysis of Urban Travel Demands. Chicago: Northwestern University Press, 1962.

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