Pollock, Philip H <br/><br/>
Stata companion to political analysis 

 - 2nd 
 - Washington D C  CQ Press  2011 
 - xiii, 237p p. 
<br/><br/><label>ISBN: </label>9781608716715 
<br/><br/><label>Subjects--Index Terms: </label>Political statistics-computer programs-Handbook, manuals etc.