TY  - BOOK
AU  - Condon,Robert J.
TI  - Data processing systems : analysis and design
SN  - 0835912434
U1  - HF/5548.2 
PY  - 1985///
CY  - Reston, VA
PB  - Reston Publishing
KW  - Business -- Data processing.
KW  - System analysis.
ER  -