- Author: Graham Speake
- Language: English
- Year: 2003
- Author: Graham Speake (editor) Kallistos Ware (editor)
- Language: English
- Year: 2015
- Author: Andreas Andreopoulos Graham Speake
- Language: English
- Year: 2016
- Author: Graham Speake (editor)
- Language: English
- Year: 2000
- Author: Douglas Dales (editor) Graham Speake (editor)
- Language: English
- Year: 2020
- Author: Graham Speake
- Language: English
- Year: 2014
- Author: Nicholas Fennell (editor) Graham Speake (editor)
- Language: English
- Year: 2018
- Author: Razvan Porumb René Gothóni (editor) Graham Speake (editor)
- Language: English
- Year: 2019
- Author: Graham Speake, Andrew Lawson, Liz Orrock, Zoe Goodwin
- Language: Turkish
- Year: 1989
- Author: Graham Speake
- Language: English
- Year: 2000