Generalized Anxiety Disorder Across the Lifespan/  an integrative approach 
Portman,Michael E. 
 - 2009 
 - New York:  Springer,  2009. 
 - 182 
<br/><br/><label>ISBN: </label>0387892427 
<br/><br/><label>Dewey Class. No.: </label>616.8522  / POR/G