TY  - BOOK
AU  - Lipschutz,Matrin M., Lipschutz, Seymour
AU  - x
TI  - Schaum's outline of theory and problems of data procesing: x
SN  - 007099032
U1  - 001.6/L767s 
PY  - 1989///
CY  - Singapore
PB  - McGraw - Hill
KW  - Electronic data processing
KW  - Information storage and retrieval systems
N1  - Includes
ER  -