Children's understanding of biology and health  
Edited by Michael Siegal & Candida C. Peterson  
 - New York, USA:  Cambridge University Press,   1999. 
 - xiii, 291p. 
<br/><br/><label>ISBN: </label>0-521-02179-0 (pbk) 
<br/><br/><label>Source: </label> TB 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology<br/>Theory of Knowledge