Widdowson, H.G. <br/><br/>
Language teaching texts  : A Manual for teachers 
/ H.G., Widdowson. 
. - London  : Oxford University press, 1971
. - 346 p.  ; 22 cm. 
<br/><br/><label>ISBN: </label>0194377199 
<br/><br/><label>Source: </label>171147  Ancien Fonds 
<br/><br/><label>Universal Decimal Class. No.: </label>802.0