(1996). Chand' s dictionary of environment. S. Chand's.
Chicago Style (17th ed.) ZitazioaChand' S Dictionary of Environment. New Delhi: S. Chand's, 1996.
MLA (9th ed.) ZitazioaChand' S Dictionary of Environment. S. Chand's, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.