Koralek  Derry G. <br/><br/>
The what,why and how of high quality early childhood education  a guide for on-site supervision 

 - Revised Ed. 
 - Washington D.C., U.S.A  NAEYC 
<br/><br/><label>ISBN: </label>ISBN 0-935989-67-6 
<br/><br/><label>Dewey Class. No.: </label>EC/372.21  / K841