@article{200644,
      note = {"Supersedes Open-file report 88-167."},
      author = {Blackwell, Cassandra D.},
      url = {http://library.usi.edu/record/200644},
      title = {Identification codes for organizations listed in  computerized data systems of the U.S. Geological Survey  [microform] /},
      publisher = {U.S. Geological Survey ;},
      recid = {200644},
      pages = {vi, 319 p. ;},
      address = {Reston, Va. :},
      year = {1991},
}