- Author: William S. Walker
- Language: English
- Year: 2013
- Author: Douglas W. Smith Lauren E. Walker Katharine E. Duffy
- Language: English
- Year: 2023
- Author: Thomas J. Walker (editor)
- Language: English
- Year: 2023
- Author: Genevieve Lennon Clive Walker
- Language: English
- Year: 2015
- Author: Mónica Ann Walker Vadillo (editor)
- Language: English
- Year: 2019
- Author: Pat Shipman, Alan Walker, David Bichell
- Language: English
- Year: 1985
- Author: Johnny Walker
- Language: English
- Year: 2015
- Author: Neil Walker
- Language: English
- Year: 2012
- Author: Carol Kyros Walker
- Language: English
- Year: 2022
- Author: Clare Walker Gore
- Language: English
- Year: 2022