@article{257919,
      recid = {257919},
      author = {Spencer, Tracey A.},
      title = {Water-quality and water-level data for a freshwater tidal  wetland, West Branch Canal Creek, Aberdeen Proving Ground,  Maryland, October 1998-September 1999 [microform] /},
      publisher = {U.S. Dept. of the Interior, U.S. Geological Survey ;},
      address = {Baltimore, Md. :},
      pages = {vii, 185 p. :},
      year = {2000},
      note = {"The contents of this report have been approved for public  release and unlimited distribution by the U.S.  Army--clearance number 3490-A-6."},
      url = {http://library.usi.edu/record/257919},
}