ebrary, Inc, Gullberg, A., & Isaksson, K. (2009). Congestion taxes in city traffic: Lessons learnt from the Stockholm trial. Nordic Academic Press.
Chicago-viite (17. p.)ebrary, Inc, Anders Gullberg, ja Karolina Isaksson. Congestion Taxes in City Traffic: Lessons Learnt from the Stockholm Trial. Lund: Nordic Academic Press, 2009.
MLA-viite (9. p.)ebrary, Inc, et al. Congestion Taxes in City Traffic: Lessons Learnt from the Stockholm Trial. Nordic Academic Press, 2009.
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