Owens, Robert E. <br/><br/>
Language development :  an introduction / 
Robert E. Owens, Jr. 
 - 8th ed. 
 - Boston :  Pearson,  2012 
 - xv, 488 p. :  ill. ;  26 cm. 
 - The Allyn & Bacon communication sciences and disorders .
 - Allyn & Bacon communication sciences and disorders series .
<br/><br/>Includes bibliographical references (p. 443-475) and indexes 
<br/><br/><label>ISBN: </label>9780132582520 (pbk.) 013258252X (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language acquisition