- Author: John R. Finger
- Language: English
- Year: 1984
- Author: Trent A. Watts
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- Year: 2010
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- Language: English
- Year: 1976
- Author: Eric Lamore
- Language: English
- Year: 2012
- Author: Richard Beale Davis
- Language: English
- Year: 1978
- Author: Allan J. Kuethe
- Language: English
- Year: 1986
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- Language: English
- Year: 1978
- Author: Matt Spruill
- Language: English
- Year: 2010
- Author: Brinsley Matthews, Paul D. Yandle
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- Author: Patrick Steward, Bryan P. McGovern
- Language: English
- Year: 2013