Geber, Berly A. <br/><br/>
Piaget and knowing: studies in genetic epistemology 

 - London  Routledge and Kegan Paul Ltd  1977 
 - x,258p.  23cm. 
<br/><br/><label>ISBN: </label>0-7100-8500-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cognition (Child physchology)
<br/><br/><label>LC Class. No.: </label>BF723.C5G4