Gaya APA

Kell, D, B. (2011). Breeding crop plants with deep roots: their role in sustainable carbon, nutrient and water sequestration . : Oxford University Press on behalf of the Annals of Botany Company.

Gaya MLA

Kell, Douglas, B.. "Breeding crop plants with deep roots: their role in sustainable carbon, nutrient and water sequestration". : Oxford University Press on behalf of the Annals of Botany Company, 2011. e-journal.