8. Impact Parkour Boot Camp trains military personnel, police officers, SWAT Team members, etc.
9. References American Parkour - Parkour and Freerunning - Connect. (n.d.). American Parkour - Parkour and Freerunning - Connect. Retrieved February 4, 2010, from http://www.americanparkour.com/ Constellation, e. B. (n.d.). Popular Science | New Technology, Science News, The Future Now. Popular Science | New Technology, Science News, The Future Now. Retrieved February 4, 2010, from http://www.popsci.com Sagert, K. (n.d.). Encyclopedia of Extreme sports (2009). Parkour. Retrieved February 4, 2010, from pop.greenwood.com/Default.aspx The Physics Classroom. (n.d.). The Physics Classroom. Retrieved February 4, 2010, from http://physicsclassroom.com Tribe Showreel 2009. (n.d.). The Tribe - Professional Parkour and Freerunning Team. Retrieved February 4, 2010, from http://www.tribalmovement.com/index.php?option=com_content&task=view&id=82&Itemid=99999999 What is Parkour? : Parkourpedia. (n.d.). Parkourpedia. Retrieved February 4, 2010, from http://parkourpedia.com/about/what-is-parkour APA formatting by BibMe.org.