Richmond, Peter Graham <br/><br/>
An introduction to Piaget 
/ by P. G. Richmond 
 - London  Routledge & K. Paul  1970 
 - 6, 120 p. illus. 22 cm. 
<br/><br/>Bibliography: p. 5-6. 
<br/><br/><label>ISBN: </label>071006652X 
<br/><br/><label>LCCN: </label>79-460701 
<br/><br/><label>Subjects--Personal Names: </label><br/>Piaget, Jean, 1896
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child psychology