Landon, M. (2006). Environment, health and sustainable development. Open University Press ; Tata McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Landon, Megan. Environment, Health and Sustainable Development. Maidenhead : New Delhi: Open University Press ; Tata McGraw-Hill, 2006.
Lua MLA (8ú heag.)Landon, Megan. Environment, Health and Sustainable Development. Open University Press ; Tata McGraw-Hill, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.