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- Language: English
- Year: 1976
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- Year: 2002
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- Year: 2006
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- Year: 1998
- Author: David McMahon Paul M. Alsing
- Language: English
- Year: 2005
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- Year: 1977
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- Year: 2001
- Author: Harry Paul Igor Jex
- Language: English
- Year: 2004