TY  - BOOK
AU  - Ribenboim,Paulo
TI  - Rings and modules
SN  - 0470718056
U1  - 512.815 
PY  - 1969///
CY  - New York
PB  - Interscience Publishers
KW  - Rings (Algebra)
KW  - Modules (Algebra)
N1  - Includes Bibliography and  index
ER  -