- Author: Lachlan N. Roberts, Cooper R. Lewis
- Language: English
- Year: 2008
Symbolic Logic
djvu
- Author: Langford Cooper Harold, Lewis Clarence Irving
- Language: English
- Year: 1959
- Author: Jane Rankin Karen Robb Nicki Murtagh Jill Cooper Sian Lewis
- Language: English
- Year: 2008
- Author: Cary L. Cooper Suzan Lewis
- Language: English
- Year: 1997
- Author: Cary Cooper Suzan Lewis
- Language: English
- Year: 1998