000 00312nam a2200157Ia 4500
020 _aNULL
082 _a901.9
100 _aHeilbroner, Robert
245 0 _aVisions Of The Future
250 _a-
260 _aNew York
_bOxford University Press
300 _a133
500 _a0
650 _a-
942 _cBK
999 _c9597
_d9597