Adult development and aging 
William J. Hoyer, Paul A. Roodin 
 - 6th ed 
 - Boston  [Publisher not identified]  c2009 
 - 1 v. (various pagings) : ill. ; 24 cm 
<br/><br/> Includes bibliographical references (p. R1-R41) and indexes 
<br/><br/><label>ISBN: </label>9780073128542 (alk. paper) 
<br/><br/><label>Dewey Class. No.: </label>BF724.5 .R9 2009