@article{5329,
      note = {Includes index.},
      author = {Willman, H. B.},
      url = {http://library.usi.edu/record/5329},
      title = {Handbook of Illinois stratigraphy /},
      publisher = {Illinois State Geological Survey,},
      recid = {5329},
      pages = {261 p. :},
      address = {Urbana :},
      year = {1975},
}