Bibliography

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http://ankn.uaf.edu/publications/VS/dogsleds.html

ihsseniorhill. “Physics of Dog Mushing” A Plus Physics. Web. 19 Apr. 2015
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Bowers, Don. “History” Iditarod. Web. 19 Apr. 2015. http://iditarod.com/about/history/

Knight, Randall. “Physics for Scientists and Engineers a strategic approach 3rd edition” Glenview, IL. James Smith. 2004. Print.