TY  - BOOK
AU  - Martin,James, x
AU  - x
TI  - Computer data-base organization: x
SN  - 0131654233
U1  - 001.6442/M379c 
PY  - 1977///
CY  - x
PB  - Engliwood Cliffs
KW  - Computers
KW  - Data base management
N1  - Includes
ER  -