Peer relationships in early childhood education care / 
Edited by: Margaret Kernan; Elly Singer 
 - USA :  Routledge,  2011. 
 - xiii, 144 p.; 23.3 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9780415574617 
<br/><br/><label>Dewey Class. No.: </label>C 155.4 K39 2011