- Author: Jerry L. Campbell
- Language: English
- Author: Jean Campbell
- Language: English
- Year: 2003
- Author: William H. Campbell Robert M. Rohrbaugh
- Language: English
- Year: 2006
- Author: Brian Tracy Campbell Fraser
- Language: English
- Year: 2005
- Author: Brian Tracy Campbell Fraser
- Language: English
- Year: 2005
- Author: Paul Smitz Susie Ashworth Carolyn Bain Neal Bedford Verity Campbell Pete Cruttenden Susannah Farfor
- Language: English
- Year: 2004
- Author: Brian Tracy Campbell Fraser
- Language: English
- Year: 2005
- Author: David A. Campbell
- Language: English
- Year: 1982
- Author: Duncan Campbell Sean O'Brogain
- Language: English
- Year: 2010
- Author: Gary Cagaanan Sid Campbell Sonny Umpad
- Language: English
- Year: 1986