TY  - BOOK
AU  - Wisbauer Robert
TI  - Foundations of module and ring theory
T2  - Algebra logic and application; 3
U1  - B239MR, N1 
PY  - 1991///
CY  - Philadelhia
PB  - Gordon         
KW  -  Algebra
KW  -  Rings
KW  - Modules
ER  -