@article{211483,
      author = {Mowery, David C. and Rosenberg, Nathan,},
      url = {http://library.usi.edu/record/211483},
      title = {Paths of innovation : technological change in 20th century  America /},
      publisher = {Cambridge University Press,},
      recid = {211483},
      pages = {x, 214 p. :},
      address = {Cambridge, UK ;},
      year = {1998},
}