Baker, S. (2006). Sustainable development. Routledge.
Lua i Stíl Chicago (17ú heag.)Baker, Susan. Sustainable Development. London: Routledge, 2006.
Lua MLA (9ú heag.)Baker, Susan. Sustainable Development. Routledge, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.