Clack, G. (2004). Outline of the US legal system. United States Department of State.
Čikaški stil citiranja (17. izdanje)Clack, George. Outline of the US Legal System. United States Department of State, 2004.
MLA način citiranja (9. izdanje)Clack, George. Outline of the US Legal System. United States Department of State, 2004.
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