- American Nursing Association www.nursingworld.org
- Association for Nursing Professional Development www.anpd.org
- American Staffing Association www.americanstaffing.net
- National Association for Health Care Recruitment www.nahcr.com
- National Association of Licensed Practical Nurses www.nalpn.org
- The CNA Association www.nahcacna.org
- U.S. Department of Labor www.dol.gov
- U.S. Bureau of Labor Statistics www.bls.gov
