Peer relationships in early childhood education and care / 
edited by Margaret Kernen and Elly Singer. 
 - 1st ed. 
 - New York :  Routledge,  2011. 
 - xiii, 144 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>9780415574624 (hbk.)  RM351.98 9780203846605 (ebk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Socialization.<br/>Interpersonal relations in children--United States.<br/>Early childhood education--United States.