00325nam a2200133la 450000500170000000800370001702000060005405000200006010000240008024500300010425000060013426000430014030000080018320260128043416.0251201s9999    xx        000 0 und d  a-  aUA 11bSCH 1961  aThomas C. Schelling  aStrategy and arms control  a-  aNew yorkbTwentieth Century Fundc1961  a147