Dutta,Ritwick. (2002). Environmental activists' handbook II (NA.). Socio legal Information centre.
Chicago-čujuhus (17. p.)Dutta,Ritwick. Environmental Activists' Handbook II. NA. Mumbai: Socio legal Information centre, 2002.
MLA-čujuhus (9. p.)Dutta,Ritwick. Environmental Activists' Handbook II. NA. Socio legal Information centre, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.