Eitemau Tebyg: Companion to the poor :
- Revolution from the heart
- Cry of the urban poor /
- The making of manhood among Swedish missionaries in China and Mongolia, c. 1890-c. 1914
- Mission legacies : biographical studies of leaders of the modern missionary movement /
- Johann Ludwig Krapf : ein schwabischer Pionier in Ostafrika /
- Africa-my destiny : 50 years of service in East Africa /