Harmer , Jeremy. <br/><br/>
The practice of English language teaching new edition. 

 - London:  Longman,  1991. 
 - 296 p:  30.2 cm. 
<br/><br/><label>ISBN: </label>0582046564 
<br/><br/><label>Dewey Class. No.: </label>P1-410 JP 1991