TY  - BOOK
AU  - Willitts, John,
ED  - Library Association
TI  - Database design and construction: An open learning course for students and information managers 
SN  - 1-85604-027-5
AV  - QA76.9D3 W55
PY  - 1992///
CY  - London
PB  - Library association
KW  - Diseño de bases de datos
KW  - Sistemas de transmisión de datos
ER  -