Strang, Ruth  <br/><br/>
Introduction to Child Study /  
Ruth Strang  
 - 1 ed. 
 - s.l. :   Macmillan Co.,   c/1947 
 - xv, 681 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psicología Infantil<br/>Niños-Estudio del
<br/><br/><label>Dewey Class. No.: </label>136.7 St8