- Author: F. D. Rolland
- Language: English
- Year: 1998
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- Language: English
- Year: 1998
- Author: Alison Cawsey
- Language: English
- Year: 1997
- Author: Robert Ayres
- Language: English
- Year: 1999
- Author: Christian W. Dawson
- Language: English
- Year: 2000
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- Language: English
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The Essence of Logic
djvu
- Author: John J. Kelly
- Language: English
- Year: 1997