Paths of innovation : technological change in 20th-century America /
Mowery, David C.
Paths of innovation : technological change in 20th-century America / David C. Mowery and Nathan Rosenberg - Cambridge : Cambridge University press, 1998 - x, 214 p.
0521646537
T 21 M936p 1998
Paths of innovation : technological change in 20th-century America / David C. Mowery and Nathan Rosenberg - Cambridge : Cambridge University press, 1998 - x, 214 p.
0521646537
T 21 M936p 1998
