Federal Reserve Bulletin. Board of Governors of the Federal Reserve System.
Chicago-čujuhus (17. p.)Federal Reserve Bulletin. Board of Governors of the Federal Reserve System.
MLA-čujuhus (9. p.)Federal Reserve Bulletin. Board of Governors of the Federal Reserve System.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.