עורכת אחראית אלנה בלינקי; Elena Belinki (2014). 2014 אטלס הזהב [Atlas HaZahav 2014] (in Hebrew) (9th ed.). מפה הוצאה לאור [Mapa Publishing]. ISBN978-965-521-136-8. Archived from the original on 2014-07-14. Retrieved 2014-06-08.
"Signs of the Times". Milestones. 2 (1). Ontario Good Roads Association: 26, 31. February 2002. Archived from the original on April 26, 2012. Retrieved January 2, 2012.
"Signs of the Times". Milestones. 2 (1). Ontario Good Roads Association: 26, 31. February 2002. Archived from the original on April 26, 2012. Retrieved January 2, 2012.
עורכת אחראית אלנה בלינקי; Elena Belinki (2014). 2014 אטלס הזהב [Atlas HaZahav 2014] (in Hebrew) (9th ed.). מפה הוצאה לאור [Mapa Publishing]. ISBN978-965-521-136-8. Archived from the original on 2014-07-14. Retrieved 2014-06-08.
Kanillopoolos, John J. (March 17, 1983). "Dual and Triple Routing on State Trunklines". Letter to Trunkline Numbering Committee. Lansing: Michigan Department of Transportation. Retrieved June 3, 2019 – via Wikisource.