- Author: Janice R. Walker Todd Taylor
- Language: English
- Year: 2006
- Author: J. Samuel Walker
- Language: English
- Year: 2004
- Author: Ryan Holifield Michael Porter Gordon Walker
- Language: English
- Year: 2010
- Author: Hedy Cleaver Steven Walker Pamela Meadows
- Language: English
- Year: 2004
- Author: hendricks duggan walker
- Language: English
- Author: William Walker
- Language: English
- Year: 1995
- Author: Suzanne McDonald-Walker
- Language: English
- Year: 2000
- Author: Deborah Walker Dewe Gorode Peter Brown
- Language: English
- Year: 2005
- Author: Janet Walker
- Language: English
- Year: 1993