Ur , Penny. <br/><br/>
Course in language teaching : practice and thery 

 - London :  Cambridge Uni,  1994 
 - 375. 
<br/><br/><label>ISBN: </label>0.52144994 4  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Standard usage applied linguistics
<br/><br/><label>Dewey Class. No.: </label>418..007  / UR