@article{196500,
      recid = {196500},
      author = {Crepeau, Kathryn L. and Domagalski, Joseph L. and Kuivila,  Kathryn M.},
      title = {Methods of analysis and quality-assurance practices of the  U.S. Geological Survey organic laboratory, Sacramento,  California determination of pesticides in water by  solid-phase extraction and capillary-column gas  chromatography/mass spectrometry / [microform] :},
      publisher = {U.S. Dept. of the Interior, U.S. Geological Survey ;},
      address = {Sacramento, Calif. :},
      pages = {1 v.},
      year = {1994},
      note = {Distributed to depository libraries in microfiche.},
      url = {http://library.usi.edu/record/196500},
}