Freyd, Peter <br/><br/>
Abelian categories :  An introduction to the theory of functors / 
Peter Freyd. 
 - 1a ed. 
 - New york :  Harper & Rom,  c1984 
 - 164 p. ;  22 cm. 
<br/><br/>Incluye bibliografía 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grupos Abelianos
<br/><br/><label>LC Class. No.: </label>QA180  / F74 1964