Harmer, Jeremy <br/><br/>
The practice of English labguage teaching 
Jeremy Harmer 
 - 11th ed. 
 - Harlow  Addison Wesley Longman Limited  1997 
 - 296 p.  24 cm. 
<br/><br/><label>ISBN: </label>0582046564 
<br/><br/><label>Dewey Class. No.: </label>428 HAR