LEADER 00000nam 2200205 a 4500 001 0058092 003 UkHlHU 007 t 008 002107 0 1966 000 eng 040 UkHlHU 050 4 HD 66 T2 B8 100 0 Brown, Murray. 245 00 On the theory and measurement of technological change. 260 Cambridge :|bCambridge University Press,|c1966. 300 214p. 946 6XX absent
|
