Great, Britain & Department of Education and Science <br/><br/>
Language laboratories 

 - Her majesty's stationary office, London  1968 
 - vi,32p 
<br/><br/><label>ISBN: </label>11 270028 4 
<br/><br/><label>Dewey Class. No.: </label>375.4 G.B./D.E.S.