TY  - BOOK
AU  - Rotman,Joseph J. 
TI  - An introduction to homological algebra
SN  - 9780387245270
U1  - 512.64 
PY  - 2009///
CY  - New York
PB  - Springer
KW  - Algebra.
KW  - Mathematics
N1  - Hom and Tensor.- 
Special Modules.- 
Specific Rings.- 
Setting the Stage.- 
Homology.- 
Tor and Ext.- 
Homology and Rings.- 
Homology and Groups.- 
Spectral Sequences
ER  -