TY  - BOOK
AU  - Northcott, D. G.
TI  -  An introduction to homological algebra
U1  - 512.64  23
PY  - 1960///
CY  - London
PB  - Cambridge University Press
KW  - Homological algebra
N1  - Includes bibliographical refrences(p.  279)  and index
ER  -