APA-čujuhus (7. p.)
Hudson, W. E. (2017). American democracy in peril: Eight challenges to America's future (8th ed.). CQ Press.
Chicago-čujuhus (17. p.)
Hudson, William E. American Democracy in Peril: Eight Challenges to America's Future. 8th ed. Los Angeles: CQ Press, 2017.
MLA-čujuhus (9. p.)
Hudson, William E. American Democracy in Peril: Eight Challenges to America's Future. 8th ed. CQ Press, 2017.
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