State of the world

Eitemau Tebyg

• State of the World
  gan: State of the World
  Cyhoeddwyd: (1994)
• State of the World 1998
  gan: Brown, Lester R.
  Cyhoeddwyd: (1997)
• State of the world 1985 : a Worldwatch Institute report on progress toward a sustainable society/
  Cyhoeddwyd: (1985)
• State of the world 1985 a worldwatch Institute Report on Progress toward a sustainable society
  gan: Brown,Lester R.
  Cyhoeddwyd: (1985)
• World without borders
  gan: Brown,Lester R
  Cyhoeddwyd: (1972)