Crystal, David . The Cambridge encyclopedia / edited by David Crystal. - Cambridge : Cambridge University Press , 1990. - ix,1478(in various pagings) : ills.,figs.,plates(col.) ; 26cm . Includes bibliographical references ISBN: 0521395283 Rs. 973.05 Subjects--Index Terms: ENCYCLOPEDIAS AND DICTIONARIES Dewey Class. No.: 031 / CRY/C