TY  - BOOK
AU  - Long, Larry E.
AU  - Long, Nancy,
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 0131686429 (hardback)
SN  - 2
PY  - 1990///;copyright 199046
CY  - Englewood Cliffs, NJ
PB  - Prentice Hall
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Computers.;Electronic data processing
N1  - Includes index; 5
ER  -