References

http://www.athleticscholarships.net/history-of-track-and-field.htm

http://www.everythingtrackandfield.com/webapp/wcs/stores/servlet/PBOnePieceView?storeId=10152&catalogId=10753&pagename=307

http://trackandfield.about.com/od/techni3/p/Beginners-Track-And-Field-Learning-The-Long-Jump.htm

https://www.trackandfieldnews.com/index.php/records/30-records/277-mens-outdoor-high-school-records

https://www.trackandfieldnews.com/index.php/records/30-records/281-womens-high-school-records

http://www.usatf.org/statistics/records/view.asp?division=world&location=outdoor%20track%20%26%20field&age=open&sport=TF

http://en.wikipedia.org/wiki/Cross_country_running

http://www.runnersworld.com/the-starting-line/how-and-why-you-should-warm-up-before-a-run

http://www.everythingtrackandfield.com/webapp/wcs/stores/servlet/PBOnePieceView?storeId=10152&catalogId=10753