@article{103636,
      author = {Spengler, Joseph J. and Allen, William Richard,},
      url = {http://library.usi.edu/record/103636},
      title = {Essays in economic thought Aristotle to Marshall /  [microform] :},
      publisher = {Rand McNally},
      recid = {103636},
      pages = {800 p. :},
      address = {Chicago,},
      year = {1960},
}