KhanM A. (2000). Environment biodiversity and conservation. APH Publishing corporatio.
Chicago Style aipamenaKhanM A. Environment Biodiversity and Conservation. New Delhi: APH Publishing corporatio, 2000.
MLA aipamenaKhanM A. Environment Biodiversity and Conservation. APH Publishing corporatio, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.