Challenge of our times : Contemporary trends in science and human affairs as seen by twenty professors at the University of Wisconsin. /

Míreanna Comhchosúla

• Challenge of our time. /
  le: Koestler, Arthuretc
  Foilsithe: (1948)
• Challenges of the twenty first century /
  le: Moorthy, P.
  Foilsithe: (2010)
• Within our power. /
  le: Fosdick, Raymond B.
  Foilsithe: (1952)
• Web of our life /
  le: Radhakrishnan Nair, D.
  Foilsithe: (1997)
• Spirit of our time, an anthology of essays, articles and discussions on contemporary problems of art, literature, politics, economics, education, science and sociology. /