The Indian Ducks and Their Allies.
Baker, E.C. Stuart.
Collins Handguide to the Birds of the Indian Sub-Continent
Collins Handguide to the Birds of the Indian Sub-Continent: India, Pakistan, Bangladesh, Sri Lanka..
Collins Field Guide: Birds of India. Pakistan, Nepal, Bhutan, Bangladesh and Sri Lanka
Behavior and Ecology of the Asiatic Elephant in Southeastern Ceylon.
McKay, George M.
Breeding Birds of Kashmir
Bates, R.S.P. and E. H. Lowther
India: Travel Map
Birds of the Indian Subcontinent
Grimmett, Richard; Inskipp, Carol; Inskipp, Tim
Latin Names of Indian Birds Explained
A Pictorial Guide to the Birds of the Indian Subcontinent
Ali, Salim and S. Dillon Ripley
Handbook of the Birds of India and Pakistan, Vol. 7, Second edition
Ali, Salim; Ripley, S. Dillon
Handbook of the Birds of India and Pakistan, Vol. 4, Second edition