TY  - BOOK
AU  - Green,J.A.
TI  - Sets and groups: a first course in algebra 
SN  - 0710205570
U1  - 512 22
PY  - 1988///
CY  - London, New York
PB  - Routledge & K. Paul
KW  - Group theory
KW  - Set theory
N1  - Includes index
ER  -