TY  - BOOK
AU  - Gratzer,George
AU  - 
ED  - 
ED  - 
ED  - 
TI  - Universal algebra
T2  - University series in Higher Mathematics
SN  - 9780387774862
U1  - 512 
PY  - 2008///
CY  - New York
PB  - Springer
KW  - 
KW  - Mathematics
ER  -