Spojené státy americké. Congress United States code 2012 edition : containing the general and permanent laws of the United States, enacted through the 113th Congress. Supplement II, January 3, 2013, to January 5, 2015. Volume Three, Title 43 - Public lands to Title 54 - National park service and related programs Popular names, tables and index / prepared and published under authority of Title 2, U. S. Code, section 285b, by the Office of the Law Revision Counsel of the House of Representatives. -- 2012 edition. -- Washington : United States Government Printing Office, 2015. -- V knihovně se uchovává aktuální edice, starší se vyřazují. -- ISBN : brožováno. legislativa * zákon * Spojené státy