Hillman, K. (2015). Climate benefits of material recycling: Inventory of average greenhouse gas emissions for Denmark, Norway and Sweden. Nordic Council of Ministers.
Chicago-Zitierstil (17. Ausg.)Hillman, Karl. Climate Benefits of Material Recycling: Inventory of Average Greenhouse Gas Emissions for Denmark, Norway and Sweden. [Copenhagen]: Nordic Council of Ministers, 2015.
MLA-Zitierstil (9. Ausg.)Hillman, Karl. Climate Benefits of Material Recycling: Inventory of Average Greenhouse Gas Emissions for Denmark, Norway and Sweden. Nordic Council of Ministers, 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.