Widdowson, H. G. <br/><br/>
Explorations in applied linguistics / 
H.G. Widdowson. 
 - Oxford :  Oxford University Press,  1979. 
 - x, 273 p. 
<br/><br/><label>ISBN: </label>0194370801 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages--Study and teaching.