Mac Lane Saunders <br/><br/>
Categories For The Working Mathematician 
/ by Saunders Mac Lane 
 - 2nd ed. 
 - New York  Springer  1970 
 - 314p. 
<br/><br/><label>ISBN: </label>0387984038 
<br/><br/><label>Dewey Class. No.: </label>515.55  / MAC/C