00948nam0-22003251i-450 99000373028040332120190716130302.00-14-080249-5000373028FED01000373028(Aleph)000373028FED0100037302820030910d1971----km-y0itay50------baeng<<The >>economics of technological changeselected readingsedited by Nathan RosenbergHarmondsworthPenguin Books1971509 p.18 cmRosenberg,Nathan<1927- >ITUNINARICAUNIMARCBK990003730280403321G/1.4 ROS/714750/ISESISVE O01.21DECTSO3.156304DECTSG/1.4 ROS/714750/ISESISVE O01.111DECTSDECTSSESEconomics of Technological Change465404UNINA