Key, V. O. <br/><br/>
Politics parties and pressure groups / 
V. O. Key. 
 - New York :  Thomas Y. Crowell,  1947 
 - xvii, 814 p. ;  21 cm. 
<br/><br/> Includes appendix and Index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Politics, practical. <br/>Political parties--United States.<br/>Lobbying.
<br/><br/><label>Dewey Class. No.: </label>329.02   / KEY