Unarmed combat: as practised in Czechoslovakia since August, 1968

Antzeko izenburuak

• Czechoslovakia
• Prague spring: a report on Czechoslovakia 1968
  nork: Zeman, Z. A. B.
  Argitaratua: (1969)
• Czechoslovakia statistical abstract
• Czechoslovakia today /
  nork: Rypar, Vladimir
  Argitaratua: (1963)
• Facts about Czechoslovakia /
  Argitaratua: (1958)