APA-Zitierstil (7. Ausg.)

Hölzer, O., & Requate, T. (2002). Emissions and congestion by private and public traffic. Discussion paper series.

Chicago-Zitierstil (17. Ausg.)

Hölzer, Olaf, und Tilman Requate. "Emissions and Congestion by Private and Public Traffic." Discussion Paper Series 2002.

MLA-Zitierstil (9. Ausg.)

Hölzer, Olaf, und Tilman Requate. "Emissions and Congestion by Private and Public Traffic." Discussion Paper Series, 2002.