Dutta,Ritwick. (2002). Environmental activists' handbook II (NA.). Socio legal Information centre.
Lua i Stíl Chicago (17ú heag.)Dutta,Ritwick. Environmental Activists' Handbook II. NA. Mumbai: Socio legal Information centre, 2002.
Lua MLA (9ú heag.)Dutta,Ritwick. Environmental Activists' Handbook II. NA. Socio legal Information centre, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.