Sehgal, J. L. (1992). Agro -ecological regions of India. Oxford and IBH publishing.
Chicago Edition CitationSehgal, J L. Agro -ecological Regions of India. New Delhi: Oxford and IBH publishing, 1992.
MLA Edition CitationSehgal, J L. Agro -ecological Regions of India. Oxford and IBH publishing, 1992.
Warning: These citations may not always be 100% accurate.