- Author: Brian Loveman, Elizabeth Lira
- Language: Spanish
- Year: 2000
- Author: Brian Loveman, Thomas M Davies
- Language: English
- Year: 1997
- Author: Brian Loveman
- Language: English
- Year: 1999
- Author: Brian Loveman
- Language: English
- Year: 2010
- Author: Brian Loveman
- Language: English
- Year: 2001