Hardy, Richard J. <br/><br/>
Government in America 

 - Boston  Houghton Mifflin Company  1990 
 - 842 p.  il. ; maps. ; fot. 
<br/><br/><label>ISBN: </label>0395492289 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ESTADOS UNIDOS<br/>POLITICA<br/>GOBIERNO