000			003420000a22001450004500
245			_aAdjusting to technological change
100			_aSomers, G.G., ed
100			_aCushman, E.L., ed.
100			_aWeinberg, N., ed.
260			_aWestport _bGreenwood _c1974
300			_a230 p.
080			_a338.45 _bS6
041			_aEN
942			_cBK
999			_c105911 _d105911