Cohen, E. (2008). In the shadow of progress: Being human in the age of technology (1st hardcover ed.). Encounter Books.
芝加哥风格引文Cohen, Eric. In the Shadow of Progress: Being Human in the Age of Technology. 1st hardcover ed. New York: Encounter Books, 2008.
MLA引文Cohen, Eric. In the Shadow of Progress: Being Human in the Age of Technology. 1st hardcover ed. Encounter Books, 2008.
警告：这些引文格式不一定是100％准确.