Federal Acquisition Regulation (FAR)   https://www.acquisition.gov/browsefar
 

Cost Accounting Standards (CAS)   https://www.acquisition.gov/chapter_99

Defense Federal Acquisition Regulation (DFAR)   https://www.acquisition.gov/dfars

DCAA Contract Audit Manual (DCAM)   https://www.dcaa.mil/home/cas

GSA Schedules   http://www.sba.gov/content/gsa-schedules

American Institute of Certified Public Accountants (AICPA)   https://future.aicpa.org/home

Financial Accounting Standards Board (FASB) – Accounting Standards Codification (ASC)   https://asc.fasb.org/

National Contract Management Association (NCMA)   http://www.ncmahq.org/

American Association of State Highway and Transportation Officials (AASHTO)   https://audit.transportation.org/