Exercises in classical ring theory 
Lam, T. Y. 
 - 2nd ed. 
 - New York :  Springer,  2003 
 - xix, 359 p. ;  25 cm. 
 - Problem books in mathematics .
<br/><br/> Includes indexes. 
<br/><br/><label>ISBN: </label>0387005005 (alk. paper)