Liebert, Robert M. <br/><br/>
Developmental psychology / 
Robert M. Liebert. 
 - 4th ed. 
 - New Jersey :  Prentice-Hall,  c1977. 
 - 548 p. 
<br/><br/>Includes bibliographical refernces and index. 
<br/><br/><label>ISBN: </label>0132081091 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Development psychology.
<br/><br/><label>LC Class. No.: </label>BF713  / .L53