Kumar, A. (2011). Understanding biodiversity (First edition.). Discovery Publishing House.
Citazione stile Chigago Style (17a edizione)Kumar, Ashok. Understanding Biodiversity. First edition. New Delhi: Discovery Publishing House, 2011.
Citatione MLA (9a ed.)Kumar, Ashok. Understanding Biodiversity. First edition. Discovery Publishing House, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.