Salim Ali & Ripley,Dillon m S. (1995). Pictorial guide to the birds of Indian sub continent. Oxford University Press.
Chicago Edition CitationSalim Ali and Ripley,Dillon m S. Pictorial Guide to the Birds of Indian Sub Continent. Oxford: Oxford University Press, 1995.
MLA Edition CitationSalim Ali and Ripley,Dillon m S. Pictorial Guide to the Birds of Indian Sub Continent. Oxford University Press, 1995.
Warning: These citations may not always be 100% accurate.