000			00329nam a2200145Ia 4500
001			20268
008			230411s9999 xx 000 0 und d
100			_aRosenberg, Nathan
245		0	_aPerspectives on Technology
260			_aU.S.A.
260			_bCambridge University Press
260			_c1976
300			_a353
942			_cBK
999			_c10973 _d10973