Henry, G. M. A guide to the birds of Ceylon [by] G. M. Henry; illustrated by the author. - 2nd ed. - London ; New York : Oxford University Press, 1971. - [1], xl, 457 p., 30 plates. : ill. (some col.), map (on lining papers) ; 22 cm. ISBN: 0192176293 Subjects--Topical Terms: Birds--Sri Lanka. Dewey Class. No.: KMD 598.2954 / HEN