Cohn, P. M. <br/><br/>
Universal algebra / 
P.M. Cohn 
 - xv, 333 páginas 
 - Harper's series in modern mathematics .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Álgebra universal
<br/><br/><label>LC Class. No.: </label>QA251  / C63