Sawyer, W. W.  1911-2008, <br/><br/>
A concrete approach to abstract algebra / 
W.W. Sawyer. 
 - 234 páginas :  ilustraciones. 
 - A series of undergraduate books in mathematics. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>ALGEBRA.<br/>ALGEBRA ABSTRACTA.
<br/><br/><label>Dewey Class. No.: </label>512.5