
- Author: Bell John Lane
- Language: English
- Year: 1988

- Author: Norbert Becker Marija Zgomba Dusan Petric Christine Dahl Clive Boase John Lane Achim Kaiser
- Language: English
- Year: 2003

- Author: Norbert Becker Marija Zgomba Dusan Petric Christine Dahl Clive Boase John Lane Achim Kaiser
- Language: English
- Year: 2003