Παραπομπή APA

Jansen, G. R., Nijkamp, P., & Ruijgrok, C. J. (1985). Transportation and mobility in an era of transition. Amsterdam: North-Holland.

Παραπομπή Chicago Style

Jansen, Gijsbertus R.M., Peter Nijkamp, and Cees J. Ruijgrok. Transportation and Mobility in an Era of Transition. Amsterdam: North-Holland, 1985.

Παραπομπή MLA

Jansen, Gijsbertus R.M., Peter Nijkamp, and Cees J. Ruijgrok. Transportation and Mobility in an Era of Transition. Amsterdam: North-Holland, 1985.

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