000			00288nam a22000977a 4500
082			_a658.4 _bCET
100			_aCetron, Marvin J.
245			_aTechnological forecasting; _ba practical approach/ _c Cetron, Marvin J.
260			_aNew York: _bGordon and Breach publishers, _c1969.
942			_cBK
999			_c333854 _d333854