@article{251888,
      url = {http://digitallibrary.un.org/record/251888},
      title = {Population in the 21st Century : UNFPA and Agenda 21.},
      publisher = {UNFPA,},
      recid = {251888},
      pages = {16 p. :},
      address = {New York :. 1997},
      year = {1997},
}