Kling, A. S., & Schulz, N. (2011). Invisible wealth: The hidden story of how markets work. Encounter Books.
芝加哥风格引文Kling, Arnold S., 与 Nick Schulz. Invisible Wealth: The Hidden Story of How Markets Work. New York: Encounter Books, 2011.
MLA引文Kling, Arnold S., 与 Nick Schulz. Invisible Wealth: The Hidden Story of How Markets Work. Encounter Books, 2011.
警告：这些引文格式不一定是100％准确.