@article{198733,
      note = {Chiefly tables.},
      author = {Ziegler, Andrew C. and Wilkison, Donald H. and Maley,  Randall D.},
      url = {http://library.usi.edu/record/198733},
      title = {Occurrence of selected pesticides, nutrients, selected  trace elements, and radionuclides in ground and surface  water from west-central Missouri--July 1990-March 1991  [microform] /},
      publisher = {U.S. Geological Survey ;},
      recid = {198733},
      pages = {v, 71 p. :},
      address = {Rolla, Mo. :},
      year = {1994},
}