Indian sign languages(s) editor, G.N. Devy. - Hyderabad Orient Blackswan 2014 - xxxv, 198 p.: ill.; 25cm. - (People\u0027s linguistic survey of India). . ISBN: 9788125054894 Subjects--Topical Terms: Sign language India - Language and languages. Dewey Class. No.: 491.0954 / I03I