Sky, T. (2011). The National Road and the difficult path to sustainable national investment. University of Delaware Press.
芝加哥风格引文Sky, Theodore. The National Road and the Difficult Path to Sustainable National Investment. Newark: University of Delaware Press, 2011.
MLA引文Sky, Theodore. The National Road and the Difficult Path to Sustainable National Investment. University of Delaware Press, 2011.
警告：这些引文格式不一定是100％准确.