Syal, Pushpinder. An introduction to linguistics : language, grammar and semantics / Pushpinder Syal, D.V. Jindal. - 2Rev Ed. - [S.l.] : Prentice-Hall of India Pvt.Ltd, 2007. - 188 p. ; 25 cm. Import. ISBN: 8120332164 (paperback) 9788120332164 (paperback)