Merrett, Frank <br/><br/>
Encouragement works best  positive approaches to classroom management 
Frank Merrett 
 - 1st ed. 
 - London  David Fulton Publishers  1993 
 - 135 p.  23 cm. 
<br/><br/><label>ISBN: </label>1853462543 
<br/><br/><label>Dewey Class. No.: </label>371.1024 MER