Krishna, S. (1996). Environmental politics: People`s lives and development choices. Sage.
Chicago Style aipamenaKrishna, Sumi. Environmental Politics: People`s Lives and Development Choices. New delhi: Sage, 1996.
MLA aipamenaKrishna, Sumi. Environmental Politics: People`s Lives and Development Choices. Sage, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.