- Author: Douglas N. Clark
- Language: English
- Year: 2000
- Author: David H. Clark Matthew D.H. Clark
- Language: English
- Year: 2004
- Author: Rawn Clark
- Language: English
- Year: 2002
- Author: John Rizzo K. Daniel Clark
- Language: English
- Year: 2000
- Author: William R. Clark Michael Grunstein
- Language: English
- Year: 2000
- Author: G. Stuart Adam Roy Peter Clark
- Language: English
- Year: 2005
- Author: Andy Clark
- Language: English
- Year: 2004
- Author: John Rizzo K. Daniel Clark
- Language: English
- Year: 2005
- Author: Mike Clark
- Language: English
- Year: 2008
- Author: Robin E. Clark Judith Freeman Clark Christine A. Adamec
- Language: English
- Year: 2007