@article{74849,
      recid = {74849},
      author = {Casanova, Richard, and Ratkevich, Ronald Paul,},
      title = {An illustrated guide to fossil collecting /},
      publisher = {Naturegraph Publishers,},
      address = {Happy Camp, Calif. :},
      pages = {240 p. :},
      year = {1981},
      note = {Includes indexes.},
      url = {http://library.usi.edu/record/74849},
}