- Author: Baehr Peter, Weber Max, Wells Gordon C
- Language: English
- Year: 2014
- Author: Baehr Peter, Weber Max, Wells Gordon C
- Language: English
- Year: 2002
- Author: Kenneth J W Taylor, Peter N Burns, Peter N T Wells
- Language: Spanish
- Year: 2004
- Author: Peter Fisher Adrian Wells
- Language: English
- Year: 2009
- Author: Kenneth Taylor Peter Burns Peter Wells
- Language: Spanish
- Year: 2004
- Author: Peter F. Sharp Russell Philips (auth.) William R. Hendee Peter N. T. Wells (eds.)
- Language: English
- Year: 1993
- Author: Peter F. Sharp Russell Philips (auth.) William R. Hendee Peter N. T. Wells (eds.)
- Language: English
- Year: 1997
- Author: Thomas L. Szabo (auth.) Michael Halliwell Peter N. T. Wells (eds.)
- Language: English
- Year: 2002
- Author: Kenneth Taylor Peter Burns Peter Wells
- Language: Spanish
- Year: 2004
- Author: Michael Halliwell Peter N.T. Wells
- Language: English
- Year: 2001