ebrary, Inc, Gullberg, A., & Isaksson, K. (2009). Congestion taxes in city traffic: Lessons learnt from the Stockholm trial. Nordic Academic Press.
芝加哥风格引文ebrary, Inc, Anders Gullberg, 与 Karolina Isaksson. Congestion Taxes in City Traffic: Lessons Learnt from the Stockholm Trial. Lund: Nordic Academic Press, 2009.
MLA引文ebrary, Inc, et al. Congestion Taxes in City Traffic: Lessons Learnt from the Stockholm Trial. Nordic Academic Press, 2009.
警告：这些引文格式不一定是100％准确.