De Silva M W Sugathapala Diglossia and literacy De Silva M W Sugathapala - Mysore Central inst Of Indian Lqanguage 1976 - C I I L adult literacy series; 2 . Standard No.: 86,621 Source: Textual Subjects--Topical Terms: EDUCATION Dewey Class. No.: T:3,32(P:1), L6-;2