Polsby, Nelson W. <br/><br/>
Presidential elections :  strategies of american electoral politics / 
Nelson W. Polsby, Aaron B. Wildavsky. 
 - 3rd edition. 
 - xvii, 332 páginas ;  21 cm. 
<br/><br/><label>ISBN: </label>0684125625 
<br/><br/><label>LCCN: </label>70-162761 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Presidentes--Elecciones.--Estados Unidos
<br/><br/><label>LC Class. No.: </label>JK528  / .P63 1971