Gallian, Joseph A.  <br/><br/>
Contemporary abstract algebra / 
Joseph A. Gallian 
 - Ninth Edition. 
 - Boston, MA :  Cengage Learning,  c2017.  
 - xv,557p. 
<br/><br/>Includes index.  
<br/><br/>
<br/><br/><label>ISBN: </label>9781305657960 
<br/><br/><label>Subjects--Personal Names: </label><br/>Algebra, Abstract
<br/><br/><label>Dewey Class. No.: </label>512.02 G168 2017