- Author: Dag Prawitz Brian Skyrms Dag Westerstahl (eds.)
- Language: English
- Year: 1995
- Author: Dag Prawitz Brian Skyrms Dag Westerstahl (eds.)
- Language: English
- Year: 1994
- Author: Dag Prawitz Brian Skyrms Dag Westerstahl (eds.)
- Language: English
- Year: 1995