@article{119979,
      note = {Shipping list no.: 86-398-P.},
      author = {DeWitt, Ed. and Dersch, John S.},
      url = {http://library.usi.edu/record/119979},
      title = {Mineral resource potential and geology of the Black Hills  National Forest, South Dakota and Wyoming /},
      publisher = {Dept. of the Interior, U.S. Geological Survey,},
      recid = {119979},
      pages = {vii, 135 p. :},
      address = {[Reston, Va.?] :},
      year = {1986},
}