@article{248968,
      note = {"Advance copy".},
      url = {http://digitallibrary.un.org/record/248968},
      title = {Development of non-conventional water resources.},
      publisher = {UN,},
      recid = {248968},
      pages = {vii, 73 p. :},
      address = {New York :. 1997},
      year = {1997},
}