Twenty years of peace reseach at the free University of Brussels (VUB) : a survey of publications

Eitemau Tebyg

• 1949-1974 : twenty-five years of the International Confederation of Free Trade Unions
  gan: MacDonald, Donald
• Twenty year millenium Wildcat
  gan: Rooum, Donald
  Cyhoeddwyd: (1999)
• Russia twenty years after
  Cyhoeddwyd: (1937)
• Rebuilding Britain - a twenty year plan
  gan: Simon, E.D.
  Cyhoeddwyd: (1945)
• Labor's giant step : twenty years of the CIO
  gan: Allen, Naomi, et al.
  Cyhoeddwyd: (1972)