TY  - BOOK
AU  - Gallian,Joseph A.
TI  - Contemporary Abstract Algebra / 
SN  - 0669194964
AV  - QA162 G35 1990
PY  - 1990///
CY  - Lexington, Massachusetts
PB  - D.C. Heath and company
KW  - Lemb
KW  - Algebra Abstracta
N1  - Incluye índice; 2a ed
ER  -