Johnson, janet Buttolph. <br/><br/>
Political science Research methods / 
By janet Buttolph Johnson, A. Revathi and Jason D. mycoff. 
 - 6th Ed. 
 - Washington D.C :  CQ Press,  2008. 
 - 613p. ;  00 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>POLITICAL SCIENCE.
<br/><br/><label>Dewey Class. No.: </label>320.072  / JOH