Kumar, A. (2011). Understanding biodiversity (First edition.). Discovery Publishing House.
Chicago Style aipamenaKumar, Ashok. Understanding Biodiversity. First edition. New Delhi: Discovery Publishing House, 2011.
MLA aipamenaKumar, Ashok. Understanding Biodiversity. First edition. Discovery Publishing House, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.