Charles Peters, and Timothy Noah. "Wrong Harry -- Four million jobs in two years? FDR did it in two months" Slate Jan. 26, 2009 online.[1] （页面存档备份，存于互联网档案馆）
ssa.gov
2013 Status Of The Social Security And Medicare Programs, accessed 16 Oct 2013.[3] （页面存档备份，存于互联网档案馆）
washington.edu
content.lib.washington.edu
The Federal Emergency Relief Administration[2] （页面存档备份，存于互联网档案馆）
web.archive.org
Charles Peters, and Timothy Noah. "Wrong Harry -- Four million jobs in two years? FDR did it in two months" Slate Jan. 26, 2009 online.[1] （页面存档备份，存于互联网档案馆）
The Federal Emergency Relief Administration[2] （页面存档备份，存于互联网档案馆）
2013 Status Of The Social Security And Medicare Programs, accessed 16 Oct 2013.[3] （页面存档备份，存于互联网档案馆）
White house Historical tables. Table 1, accessed 16 Oct 2013.[4] （页面存档备份，存于互联网档案馆）
whitehouse.gov
White house Historical tables. Table 1, accessed 16 Oct 2013.[4] （页面存档备份，存于互联网档案馆）
