CRYSTAL , DAVID BIOGRAPHICAL DICTIONARY : THE CAMBRIDGE - CAMBRIDGE UNIVERSITY PRESS , New York : 1996 - x, 495 p. : 23 cm ISBN: 0521567807 Nat. Bib. Agency Control No.: 920.03 CAM Subjects--Topical Terms: Dictionaries of standard English සම්මත ඉංග්රීසි ශබ්දකෝෂ Dewey Class. No.: 920.03 / CRM