Most Popular Books
- Kamus Batak Toba Indonesia
- The Living Christ and Dying Heathenism; the Experiences of a Missionary in Animistic Heathendom
- "My God told me to stay here": The Life and Work of Missionary Ludwig Ingwer Nommensen (1834-1918), the "Apostle of the Bataks" (Sumatra, Indonesia): An English Translation with Notes and Commentary
