TY  - GEN
AU  - Elliott,C.Orville
AU  - Wasley,Robert S.
TI  - Business information processing systems: an introduction to data processing 
SN  - 0-256-01579-1
U1  - 001.64,ELL 
PY  - 1975///
CY  - Homewood, Ill.
N1  - Part.1 Data, Data Processing, and Business Information (Page-3), Part.2 Computers (Page-87), Part.3 Design and Development of Information Systems (Page-267), Part.4 Implementation of Information Systems (Page-401), Part.5 Computer programming (Page-459), Part.6 Appendixes (Page-521).
ER  -