Gallian, Joseph A. <br/><br/>
Contemporary abstract algebra.-4thed. / 
Joseph A. Gallian. 
 - 4th ed. 
 - New Delhi :  Narosa  c1999. 
 - xii, 583, 55 p. :  ill. ; 
<br/><br/><label>ISBN: </label>0395861799 0395872456 (cover) 
<br/><br/><label>Subjects--Index Terms: </label>Algebra,abstract 
<br/><br/><label>Universal Decimal Class. No.: </label>512.547  / GAL'99