TY  - BOOK
AU  - Bucur,I & Deleanu,A
ED  - Deleanu, A
TI  - Introduction to the theory of categories & functions
T2  - Pure & Applied Mathematics XIX
U1  - 1.04 
PY  - 1972///
CY  - London
PB  - John Wiley & Sons
N1  - Russian
ER  -