Ladd, Everett Carll Jr..
The divided academy: professors and politics /
Everett Carll Ladd, Jr., Seymour Martin Lipset 
. - New York : W.W. Norton & Company, Inc.,  1976 
. - xiii, 351 p.  tab.  18 cm. 
<br/>К.: Бібліогр. : c. 315-333, Index 
<br/><label>  ISBN: </label>0-393-00837-1