Social progress and economic development. towards a free,just and humane society.

Eitemau Tebyg

• Economic progress and policy in developing countries
  gan: Maddison, Angus
• Economic and Social Progress in the Second Development Decade; Report of the Secretary General.
  Cyhoeddwyd: (1977)
• Economic progress and policy in developing countries
  gan: Maddison, Angus
  Cyhoeddwyd: (1970)
• Conditions of economic progress /
  gan: Clark, Colin
  Cyhoeddwyd: (1943)
• Progress in Social Ecology
  Cyhoeddwyd: (1992)