Cohn, P. M. <br/><br/>
Free rings and their relations 

 - London :  Academic Press,  1971 
 - 346 p. 
 - L.M.S. monographs .
 - L.M.S. monographs .
<br/><br/><label>LCCN: </label>22103 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anillos algebraicos.
<br/><br/><label>Dewey Class. No.: </label>512.4  / C6