@article{263559,
      recid = {263559},
      author = {Ward, A. W. and Nealey, L. David.},
      title = {Preliminary geologic map of the Burro Mesa quadrangle,  Yavapai County, Arizona [microform] /},
      publisher = {The Survey :},
      address = {[Denver, Colo.?] :},
      pages = {1 microfiche :},
      year = {1990},
      note = {Relief shown by contours and spot heights.},
      url = {http://library.usi.edu/record/263559},
}