000 00319nam a2200121Ia 4500
008 170101s1952 xx 000 0 und d
082 _a303.484 SPI
100 _aSpicer Edward H.
245 0 _aHuman Problems in Technological Changes.
260 _bRussell Suge Foundation
_c1952
300 _a301 p
942 _2ddc
_cB
999 _c233616
_d233616