TY  - BOOK
AU  - Gray, Peter M. D.
TI  - Logic, algebra and databases
SN  - 9788185095820
U1  - 005.74 
PY  - 1988///
CY  - New Delhi
PB  - Affiliated East - West
KW  - Applications of mathematical logic
KW  -  Database management Prolog (Computer program language)
KW  -  Computer programming
KW  - Algebra Logic
N2  - 2001-05-24
ER  -