- Author: Shayler David J
- Language: English
- Year: 2017
- Author: Shayler David, Shayler Michael Derek
- Language: English
- Year: 2013
- Author: Shayler David J
- Language: English
- Year: 2018
- Author: Shayler David J
- Language: English
- Year: 2018
- Author: David J. Shayler David M. Harland
- Language: English
- Year: 2016
- Author: David J. Shayler David M. Harland (auth.)
- Language: English
- Year: 2016
- Author: David J. Shayler David M. Harland (auth.)
- Language: English
- Year: 2016