Gallian, J A. <br/><br/>
Contemporary Abstract Algebra 
/ by Joseph, A. Gallian 
 - 9th Ed. 
 - Delhi:  Cengage Learning,  2017. 
 - xvi,557p. 
<br/><br/><label>ISBN: </label>9789353502522 
<br/><br/><label>Dewey Class. No.: </label>512.02  / GAL/C