- Author: Christopher G.D. Clarke Anthony E.W. Dux
- Language: English
- Year: 2015
- Author: Christopher Clarke Anthony Dux
- Language: English
- Year: 2011
- Author: Christopher Clarke Anthony Dux
- Language: English
- Year: 2020
- Author: C.A.B. International, Clarke Anthony R
- Language: English
- Year: 2019
- Author: Christopher Clarke Anthony Dux
- Language: English
- Year: 2011
- Author: Christopher Clarke Anthony Dux
- Language: English
- Year: 2015