Bodrova, Elena  <br/><br/>
Tools of the mind :   the Vygotskian approach to early childhood education/ 
Elena Bodrova and Deborah J. Leong 
 - Second edition 
 - Upper Saddle River, N.J. :   Pearson/ Merrill Prentice Hall,   c2007.  
 - xix, 235 pages :   illustrations ;   24 cm. 
<br/><br/>Includes bibliographical references and index.