@article{243155,
      url = {http://digitallibrary.un.org/record/243155},
      title = {Preamble : working paper /},
      publisher = {UN,},
      recid = {243155},
      pages = {2 p.},
      address = {Geneva :. 1997-07-24},
      year = {1997},
      month = {Jul},
}