APA-viite (7. p.)
Nichols, C. M. (2011). Promise and peril: America at the dawn of a global age. Harvard University Press.
Chicago-viite (17. p.)
Nichols, Christopher McKnight. Promise and Peril: America at the Dawn of a Global Age. Cambridge, Mass.: Harvard University Press, 2011.
MLA-viite (9. p.)
Nichols, Christopher McKnight. Promise and Peril: America at the Dawn of a Global Age. Harvard University Press, 2011.
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