Gallian, Joseph A. <br/><br/>
Contemporary abstract Algebra  [electronic resource] / 
Joseph A. Gallian. 
 - 9th Edition. 
 - Australia :  Cengage Learning,  2017. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>978-1-305-65796-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra, Abstract.