(2000). Master of sustainable development: Global warming and greenhouse effect. World Sustainability Education Programme.
Παραπομπή Chicago StyleMaster of Sustainable Development: Global Warming and Greenhouse Effect. New Delhi: World Sustainability Education Programme, 2000.
Παραπομπή MLAMaster of Sustainable Development: Global Warming and Greenhouse Effect. World Sustainability Education Programme, 2000.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.