8United States Department of Agriculture, Agency History [OL] . (2007- 12-10) .http: //www.fsis.usda.gov/About_FSIS/Agency_History/index.asp.
9United States Department of Agriculture, 2008 National Residue Program Scheduled Sampling Plans[OL].[2009-12-9] .http: //www.fsis.usda. gov/Scienee/2008_Blue_Book/index. asp.
10United States Department of Agriculture, Celebrating 100 Years of the Federal Meat Inspection Act [OL] . (2007-12-10) .http: //www.fsis.usda.gov/About_FSIS/100 Years FMIA/ index.asp.