TY  - BOOK
AU  - Downes, P M
TI  - Practical data analysis
SN  - 0863531628
U1  - 004.21 DOW 
PY  - 1989///
CY  - Pinner, Middlesex, UK 
PB  - : Blenheim Online Publications, 
KW  -  System design.
KW  - System analysis.
KW  - Practical data analysis
KW  - P M Downes
ER  -