- Author: Raymond F. Toliver
- Language: German
- Author: Raymond F. Toliver
- Language: English
- Year: 2020
- Author: Raymond F. Toliver Trevor J. Constable
- Language: English
- Year: 1985
- Author: Raymond F. Toliver Trevor J. Constable
- Language: English
- Year: 1979
- Author: Raymond F. Toliver & Trevor J. Constable
- Language: German
- Year: 1973
- Author: Raymond F. Toliver & Trevor J. Constable
- Language: English
- Year: 1997
- Author: Raymond F. Toliver Trevor L. Constable
- Language: English
- Year: 1997