@article{149739,
      author = {Delgado, Pat.},
      url = {http://library.usi.edu/record/149739},
      title = {Crop circles : conclusive evidence? /},
      publisher = {Bloomsbury,},
      recid = {149739},
      pages = {159 p. :},
      address = {London :},
      year = {1992},
}