TY - BOOK AU - Spangenberg,Joachim H. ED - European Environment Agency TI - Material flow-based indicators in environmental reporting SN - 9291671207 U1 - 333.7094 23 PY - 1999/// CY - Luxembourg PB - Office for Official Publications of the European Communities KW - Ecological indicators KW - Countries of the European Union KW - Sustainable development KW - European Union countries KW - Economic development KW - Environmental aspects N1 - Includes references : p.53-58 ER -