@article{63006,
      note = {"In the series of joint contributions by the Division of  Forestry, Indiana State Department of Conservation, and the  Agricultural Extension Sevice of Purdue  University."},
      author = {Shaw, Thomas and Van Camp, J. L.},
      url = {http://library.usi.edu/record/63006},
      title = {Fifty common trees of Indiana /},
      recid = {63006},
      pages = {63 p. :},
      address = {[Indianapolis?},
}