Ur, Penny. <br/><br/>
Discussions that work:  task-centred fluency practice. 

 - Newyork:  Cambridge university press,  1981. 
 - vi , 122 p:  24 cm. 
<br/><br/><label>ISBN: </label>0521281695 
<br/><br/><label>Dewey Class. No.: </label>QV 240 PD 1981