Langford, Peter <br/><br/>
Concept development in the primary school / 
Peter Langford. 
 - London  :  Croom Helm,  c1987. 
 - 133 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references ( p. 101-129) and index. 
<br/><br/><label>ISBN: </label>0709941625 :  ¹18.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Thought and thinking-- Study and teaching (Primary).<br/>Cognition in children.
<br/><br/><label>Dewey Class. No.: </label>371.1/02