Timothy E. McMahon

National library of medicine web site: (http: //www.nlm.nih.gov/.) National Institutes of Health, U.S. Department of Health and Human Services. Reviewed in July 1998

Timothy E. McMahon, Catherine McMahon, Catherine McMahon, 1999, Gov. Inf. Q..

INTERNET RESOURCES: This science isn’t just for mathematicians anymore

Timothy E. McMahon, 2000 .

National Archives and Records Administration Web Site (November 1998)

Timothy E. McMahon, 1999, Gov. Inf. Q..