Elliott, J. A. (2013). An introduction to sustainable development (4th edition.). Routledge.
Lua i Stíl Chicago (17ú heag.)Elliott, Jennifer A. An Introduction to Sustainable Development. 4th edition. New York ; London: Routledge, 2013.
Lua MLA (8ú heag.)Elliott, Jennifer A. An Introduction to Sustainable Development. 4th edition. Routledge, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.