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- Language: English
- Year: 2005
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- Year: 2009
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- Author: Margaret Walters
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- Year: 2005
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- Language: English
- Year: 2006
- Author: Jean-Louis Dessalles James Grieve
- Language: English
- Year: 2009
- Author: Michael Swan David Baker
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- Year: 2008
- Author: J. Allan Hobson
- Language: English
- Year: 2005
- Author: John Earman
- Language: English
- Year: 2000
