@article{906403,
      note = {English translation of: Die Haupttbeorien der  Volkswirtschaftslehre, 19th ed. ; published by Leipzig :  Quelle & Meyer, 1929.},
      author = {Spann, Othmar, and Paul, Eden, and Paul, Cedar.},
      url = {http://library.usi.edu/record/906403},
      title = {Types of economic theory/},
      publisher = {Routledge,},
      recid = {906403},
      pages = {329 p. :},
      address = {Abingdon, Oxon [U.K.] :},
      year = {2011},
}