Pratt, Henry J.,  1934- <br/><br/>
The gray lobby / 
Henry J. Pratt 
 - Chicago, Ill. :  University of Chicago Press  1976 
 - x, 250 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/>Bibliography : p. 241-246 
<br/><br/><label>ISBN: </label>0226679179 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged--United States--Political activity<br/>Aged--Legal status, laws, etc.--United States