V़ron, Jacques <br/><br/>
Ages, Generations and the Social Contract  The Demographic Challenges Facing the Welfare State [electronic resource] 
by Jacques V़ron, Sophie Pennec and Jacques L़gar़ 
 - Dordrecht  Springer  2007 
<br/><br/> http://dx.doi.org/10.1007/978-1-4020-5973-5 
<br/><br/><label>ISBN: </label>9781402059735 
<br/><br/><label>Dewey Class. No.: </label>304.66  / (e-book)