Pfiffner, James P. <br/><br/>
The modern presidency / 
James P. Pfiffner 
 - 3 
 - New York :  Bedford, St. Martin's,  2000       
 - 262 p. 
<br/><br/><label>ISBN: </label>0312208596 
<br/><br/><label>LC Class. No.: </label>JK 511 P529m 2000