TY  - BOOK
AU  - NICHOLS, A.V,ARNOLD, R.R,HILL, H.C
TI  - MODERN DATA PROCESSING
SN  - 0-471-04092-4
U1  - 004.0285 ARN'M 
PY  - 1978///
CY  - NEWYORK
PB  - JOHN WILEY
ER  -