The age wave  
age wave 
 -  "2 v. xii, p. 265-364 : ill. ; 24 cm." 
 - Philadelphia   Saunders  2007 
<br/><br/><label>ISBN: </label>9781416051114 
<br/><br/><label>Dewey Class. No.: </label>610.7367 APP  / 2.610.7367APP