Palmer, F. R. <br/><br/>
Modality and the English modals/ 
F.R. Palmer. 
 - 2nd ed. 
 - New York :  Longman,  1990. 
 - ix, 220 p.:  22 cm. 
 - Longman linguistics library .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780582034860  Rs.695.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENGLISH LANGUAGE<br/>MODALITY
<br/><br/><label>Dewey Class. No.: </label>425  / PAL/M