Ilg, Frances L.  <br/><br/>
Child Behavior /  
Frances L. Ilg  
 - 1 ed. 
 - s.l. :   Harper  Brothers,   c/1955 
 - 364 p. 
<br/><br/> Study of the ages and stages of a child's growth 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psicología-Niños<br/>Niños-Estudio del
<br/><br/><label>Dewey Class. No.: </label>136.7 Il4