One race, one gospel, one task; official reference volumes: papers and reports.

Geahča maid

• One race, one gospel, one task; official reference volumes: papers and reports.
  Almmustuhtton: (1967)
• One race, one gospel, one task : official reference volumes : papers and reports /
  Almmustuhtton: (1967)
• The calling of an evangelist : the Second International Congress for Itinerant Evangelists, Amsterdam, The Netherlands /
  Almmustuhtton: (1987)
• The calling of an evangelist : the Second International Congress for Itinerant Evangelists, Amsterdam, The Netherlands /
  Almmustuhtton: (1987)
• The work of an evangelist /
  Almmustuhtton: (1984)