@article{486416,
      author = {Seiler-Hausmann, Jan-Dirk. and Liedtke, Christa. and  Weizsäcker, Ernst U. von},
      url = {http://library.usi.edu/record/486416},
      title = {Eco-efficiency and beyond: towards the sustainable  enterprise /},
      publisher = {Greenleaf Pub.,},
      recid = {486416},
      pages = {268 p. :},
      address = {Sheffield, South Yorkshire, England :},
      year = {2004},
}