@article{406597,
      recid = {406597},
      author = {Silk, Nicole. and Ciruna, Kristine.},
      title = {A practitioner's guide to freshwater biodiversity  conservation [electronic resource] /},
      publisher = {Island Press,},
      address = {Washington, DC :},
      pages = {x, 393 p. :},
      year = {2005},
      note = {Originally published: Boulder, Colo. : Nature Conservancy,   c2004.},
      url = {http://library.usi.edu/record/406597},
}