Rowen, Louis H <br/><br/>
Ring theory 

 - Harcourt   Brace academic press  1991 
 - 623 p. 
<br/><br/> 20530 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>512.815  / R