Gerber, Alan S. <br/><br/>
Field Experiments Design analysis and interpretation / 
By Alan S. Gerber, Donald P. Green. 
 - 1st Ed. 
 - New York :  W W Norton & Co , &copy,  2012. 
 - 492p. ;  00 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>POLITICAL SCIENCE.
<br/><br/><label>Dewey Class. No.: </label>001.4  / GER