Category theory at work / 
Horts herrlich and hans-e. porst, eds. ; with cartoons by Marcel erne 
 - ix, 387 páginas 
 - Research and exposition in mathematics ;  v. 18 .
<br/><br/><label>ISBN: </label>3885382180 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Topología algebraica
<br/><br/><label>LC Class. No.: </label>QA612.14  / C37