Georg Theunissen · George Thomson · George Tomasini
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| 'Abdu'l-Baha: the Master | 978-0-85398-253-1 | 1987 |
| Christ and Baha Ullah | 978-0-85398-005-6 | 1966 |
| Heart of the Gospel: Bible and the Baha'i Faith | 978-0-85398-020-9 | 1960 |
| The Promise of All Ages | 978-0-85398-044-5 | 1973 |