Thomas W. Hungerford <br/><br/>
Abstract algebra:   an introduction/ 
Thomas W. Hungerford 
 - third edition 
 - USA  Brooks/Cole, Cengage Learning  2014. 
 - 621p.  ill. 
<br/><br/><label>ISBN: </label>978-1-111-56962-4 
<br/><br/><label>LC Class. No.: </label>2012940761