Mutual knowledge 

 - London :  Academic Press,  1982. 
 - 272p.;  24cm 
<br/><br/><label>ISBN: </label>0126529809 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grammar English
<br/><br/><label>Dewey Class. No.: </label>422.1  / MUT