Campbell, Colin    <br/><br/>
Leaner-based teaching /  
Colin Campbell [and] Hanna Kryszewska    
 - New York :  Oxford University Press,   2007    
 - 125p. :  ill.;   25cm.    
<br/><br/><label>ISBN: </label>0194371638    
<br/><br/><label>Subjects--Topical Terms: </label><br/>Class size   <br/>Teaching