@book{ BA13652347,
  author    = "Hirschman, Albert O.",
  title     = "Exit, voice, and loyalty : responses to decline in firms, organizations, and states",
  publisher = "Harvard University Press",
  year      = "1970",
  edition   = "[Private reproduction]",
  URL       = "https://ci.nii.ac.jp/ncid/BA13652347"
}