Rich nations and poor in peace and war; continuity and change in the development hierarchy of seventy nations from 1913 through 1952.

Eitemau Tebyg

• War and economic development : essays in memory of David Joslin /
  Cyhoeddwyd: (1975)
• The social dilemma ; of autocracy, revolution, coup d'etat, and war /
  gan: Tullock, Gordon
  Cyhoeddwyd: (2005)
• The rich nations and the poor nations /
  gan: Ward, Barbara, 1914-
  Cyhoeddwyd: (1962)
• Rich against poor : the reality of aid /
  gan: Hensman, C. R.
  Cyhoeddwyd: (1975)
• Rich world, poor world /
  Cyhoeddwyd: (1967)