@book{ BA1978697X,
  author    = "D'Aeth, H. R. X.",
  title     = "Youth and the changing secondary school : report of a conference on "Educational Research on the Changing Role of the Secondary School", 1-5 November 1971 organized by the Unesco Institute for Education, Hamburg, in co-operation with the International Association for the Advancement of Educational Research",
  publisher = "UNESCO Institute for Education",
  year      = "1973",
  series    = "International studies in education",
  number    = "34",
  URL       = "http://ci.nii.ac.jp/ncid/BA1978697X"
}