As the twig is bent  readings in early childhood education 
edited by Robert H. Anderson and Harold G. Shane 
 - Boston  Houghton Mifflin  1971 
 - xi, 383 p. ; 24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0395112184 
<br/><br/><label>LCCN: </label>71-135675 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education, Preschool