Where’s My Refund - http://www.irs.gov/individuals/article/0,,id=96596,00.html
IRS Website – www.irs.gov
Social Security Administration - http://www.ssa.gov/
American Payroll Organization - http://www.americanpayroll.org/
AICPA - http://www.aicpa.org
FASB Literatures - http://www.fasb.org/