Palmer, F. R..
Mood and modality /
F.R. Palmer 
. - 2nd edition 
. - Cambridge : Cambridge University Press,  2001 
. - xxi, 236 p.  24 cm. 
 - (Cambridge textbooks in linguistics )
<br/>К.: Бібліогр. : c. 222-230, Index 
<br/><label>  ISBN: </label>0-521-80479-5