Curtis, C., & Low, N. (2012). Institutional barriers to sustainable transport. Ashgate.
芝加哥风格引文Curtis, Carey, 与 Nicholas Low. Institutional Barriers to Sustainable Transport. Burlington, Vt.: Ashgate, 2012.
MLA引文Curtis, Carey, 与 Nicholas Low. Institutional Barriers to Sustainable Transport. Ashgate, 2012.
警告：这些引文格式不一定是100％准确.