Παραπομπή APA

Nijkamp, P. (2004). Transport systems and policy, volume 2: Selected essays of Peter Nijkamp. Cheltenham: Edward Elgar.

Παραπομπή Chicago Style

Nijkamp, Peter. Transport Systems and Policy, Volume 2: Selected Essays of Peter Nijkamp. Cheltenham: Edward Elgar, 2004.

Παραπομπή MLA

Nijkamp, Peter. Transport Systems and Policy, Volume 2: Selected Essays of Peter Nijkamp. Cheltenham: Edward Elgar, 2004.

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