Kengor, P. (2010). Dupes: How America's adversaries have manipulated progressives for a century. ISI Books.
Citace podle Chicago (17th ed.)Kengor, Paul. Dupes: How America's Adversaries Have Manipulated Progressives for a Century. Wilmington, Delaware: ISI Books, 2010.
Citace podle MLA (9th ed.)Kengor, Paul. Dupes: How America's Adversaries Have Manipulated Progressives for a Century. ISI Books, 2010.
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