Kaplansky, Irving <br/><br/>
Fields and rings. 

 - 2d ed. 
 - Chicago  University of Chicago Press  [1972] 
 - x, 206 p.  21 cm. 
 - Chicago lectures in mathematics .
<br/><br/> 920327 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0226424502  0226424510 (pbk) 
<br/><br/><label>LCCN: </label>72078251  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fields, Algebraic.<br/>Galois theory.<br/>Rings (Algebra)
<br/><br/><label>LC Class. No.: </label>QA247  / .K32 1972 
<br/><br/><label>Dewey Class. No.: </label>512/.3