Sobel, Syl <br/><br/>
How the U.S. Government Works. 

 - Hauppauge, NY :  Barron's Educational Series,  1999. 
<br/><br/> Explains the three branches of the federal government and how they work. 
<br/><br/><label>ISBN: </label>0-7641-1111-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>United States--politics and government<br/>Government<br/>Constitution