TY  - BOOK
AU  - Sheth, I. H.
TI  - Abstract algebra
SN  - 97881203393323
U1  - 512.02 
PY  - 2009///
CY  - New Delhi
PB  - Phi Learning Pvt.Ltd.
KW  - Mathematics
KW  - Algebra
KW  - Permutations
KW  - Normal subgroups
ER  -