Mitchell, Barry. <br/><br/>
Theory of categories / 
Barry Mitchell 
 - New York,  Academic Press,  1965. 
 - xi, 273p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Categories (Mathematics)
<br/><br/><label>LC Class. No.: </label>QA169.M5 1965 
<br/><br/><label>Dewey Class. No.: </label>512.817