@book{OPUS4-1816,
  title     = {Eco-efficiency and beyond : towards the sustainable enterprise},
  editor    = {Seiler-Hausmann, Jan-Dirk and Liedtke, Christa and Weizs{\"a}cker, Ernst U. von},
  publisher = {Greenleaf Publishing},
  address   = {Sheffield},
  isbn      = {1-874719-60-8},
  pages     = {248},
  year      = {2004},
  language  = {en}
}