Arbib, Michael A. Manes, Ernest G. , 1943- Arrows , structures , and functors : the categorical imperative Michael A. Arbib, Ernest G. Manes. - Academic Press New York 1975 1975 - xiii, 185 p. :ill. ;24 cm. Bibliography: p. 176-177. ISBN: 0120590603 Subjects--Topical Terms: Categories (Mathematics)Functor theory.Algebra.--QA LC Class. No.: QA169.A7