Antzeko izenburuak: The first five centuries /
Gaia: Church history.
- The mind of the middle ages : a historical survey A.D 200-1500 /
- The missionary movement in Christian history : studies in the transmission of Faith /
- Reformation Europe : age of reform and revolution /
- Two thousand years of African Christianity /
- A vision of christian mission : reflections on the great commission in Kenya 1943 - 1993 /
- Christianity in world history : the meeting of the faiths of east and west /