Dutta, R. (2000). The environmental activists` handbook. Socio- legal information centre.
Cita Chicago (17th ed.)Dutta, Ritwick. The Environmental Activists` Handbook. Mumbai: Socio- legal information centre, 2000.
Cita MLA (9th ed.)Dutta, Ritwick. The Environmental Activists` Handbook. Socio- legal information centre, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.