Leech, Geoffrey. <br/><br/>
A communicative grammar of English / 
Geoffrey leech. 
 - England :  Longman,  c1975. 
 - 324  p. 
<br/><br/> includes index. 
<br/><br/><label>ISBN: </label>l0582552389 
<br/><br/><label>LC Class. No.: </label>PE1408  / .l41