MSBSHSE. (2007). Towards Sustainable development std XII (Environment educaation). Author.
Lua i Stíl Chicago (17ú heag.)MSBSHSE. Towards Sustainable Development Std XII (Environment Educaation). Pune: Author, 2007.
Lua MLA (9ú heag.)MSBSHSE. Towards Sustainable Development Std XII (Environment Educaation). Author, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.