REFERENCES
1) Brown, Gary (1993). The Great Bear Almanac, New York, NY: Lyons & Burford, Publishers. ISBN 1-55821-210-8
2) Cheshire, Gerard (2007). Spirit of the Polor Regions, Bath, UK: Paragon Books, LTD. ISBN 978-1-4054-8670-5
3) Domico, Terry (1988). Bears of the World, New York, NY: Facts On File. ISBN 0-8160-1536-8
4) Elman, Robert (1991). Bears, New York, NY: Todtri Book Publishers: ISBN 1-880908-04-2
5) Kurten, Bjorn (1976). The Cave Bear Story, New York, NY: Columbia University Press. ISBN 0-231-10361-1
6) Ward, Paul & Kynaston, Suzanne (1995). Wild Bears of the World, New York, NY: Facts On File. ISBN 0-8160-3245-9
7) National Wildlife Federation (2007). National Wildlife World Edition Volume 48 - Number 2, Reston, VA: National Wildlife Federation
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