1. Encouraging pro-environmental behaviour: An integrative review and research agenda
2. Agenda 21https://sustainabledevelopment.un.org/content/documents/Agenda21.pdf
3. United Nations Decade of Education for Sustainable Development 2005–2014, International Implementation Scheme, UNESCO, Parishttp://unesdoc.unesco.org/images/0014/001486/148654e.pdf
4. UNESCO Global Action Programme on Education for Sustainable Development, Goals and Objectives,2014
5. Issues and Trends in Education for Sustainable Development,2018