"[Arkansas] State Highways 2009 (Database)." April 2010. AHTD: Planning and Research Division. Database.Archived 2011-07-07 at the Wayback Machine Retrieved April 25, 2011.
"Minutes of the Meeting"(PDF). Arkansas State Highway Commission. January 29, 1976. p. 604. Archived from the original(PDF) on November 5, 2011. Retrieved December 2, 2013.
web.archive.org
"[Arkansas] State Highways 2009 (Database)." April 2010. AHTD: Planning and Research Division. Database.Archived 2011-07-07 at the Wayback Machine Retrieved April 25, 2011.
"Minutes of the Meeting"(PDF). Arkansas State Highway Commission. January 29, 1976. p. 604. Archived from the original(PDF) on November 5, 2011. Retrieved December 2, 2013.