McNabb,D.E <br/><br/>
Research Methods for Political Science  Quantitative and Qualitative Methods.  [Book] 

 -  Prentice Hall 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>8120326938 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Methods for Political Science