TY  - BOOK
AU  - Merrett T H
TI  - Relational information systems
U1  - D65,8(B):3:(X:8), M3 
PY  - 1984///
CY  - Reston
PB  - Reston Pub        
KW  -  Data management
KW  - Computer science
N1  - Includes bibliography
ER  -