TY  - BOOK
AU  - Farmer, David W. .
TI  - Groups and symmertry a guide to discovering mathematics / 
SN  - 81-7371-107-0
U1  - B27 
PY  - 1998///
CY  - Hyderbad : 
PB  - Universities Press(India) Ltd. , 
KW  - Symmetry
ER  -