Adam, John Bryce. <br/><br/>
The language laboratory / 
by J.B. Adam and A.L. Shawcross. 
 - London :  Pitman,  [1963] 
<br/><br/><label>LCCN: </label>67007219 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language laboratories.