TY  - BOOK
AU  - DeVita, Joseph.
TI  - The database experts' guide to FOCUS
SN  - 0070166048 (pbk.)
AV  - QA76.73.F23 D48 1988
U1  - 5.7 19
PY  - 1988///
CY  - New York, N.Y.
PB  - Intertext Publications :;McGraw-Hill
KW  - FOCUS (Computer program language);Database management
ER  -