Hawken, S. (2010). The Hundred Year Forest: Carbon Offset Forests in the Dispersed Footprint of Fossil Fuel Cities. Topos.
Chicago-Zitierstil (17. Ausg.)Hawken, Scott. "The Hundred Year Forest: Carbon Offset Forests in the Dispersed Footprint of Fossil Fuel Cities." Topos 2010.
MLA-Zitierstil (8. Ausg.)Hawken, Scott. "The Hundred Year Forest: Carbon Offset Forests in the Dispersed Footprint of Fossil Fuel Cities." Topos, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.