- Author: Philip M. Parker
- Language: English
- Year: 2007
- Author: Philip M. Parker
- Language: English
- Year: 2006
- Author: Philip M. Parker
- Language: English
- Year: 2006
- Author: Philip M. Parker
- Language: English
- Year: 2006
- Author: James N. Parker Philip M. Parker
- Language: English
- Year: 2002
- Author: Philip M. Parker
- Language: English
- Year: 2006