Ur, Penny <br/><br/>
Discussions that work  task-centred fluency practice 
Penny Ur 
 - vi; 122 p.  23 cm. 
<br/><br/><label>ISBN: </label>0521281695 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inglés--estudio y enseñanza
<br/><br/><label>Dewey Class. No.: </label>428.007  / URP 1981