Robert Hanssen (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Robert Hanssen" in Polish language version.

refsWebsite

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cbsnews.com

Robert Hanssen, former FBI agent convicted of spying for Russia, dead at 79. cbsnews.com. [dostęp 2023-06-05]. (ang.).

npr.org

Laura Sullivan, National Public Radio, Timeline: Solitary Confinement in U.S. Prisons, July 26, 2006. Retrieved February 15, 2007.