TY  - BOOK
AU  - Smith Jonathan D H
TI  - Introduction to abstract algebra
T2  - Textbooks in mathematics
SN  - 9781420063714 (hbd)
U1  - B25, P9 
PY  - 2009///
CY  - Boca Raton 
PB  - CRC Pres     
KW  -  Modular arithmetic
KW  -  Rational numbers
KW  -  Semigroups of functions
KW  - Mathematics
N1  - ''Index 319-327p''
ER  -