TY  - BOOK
AU  - Martin, Edley Wainright
AU  - Perkins, William C.
TI  - Computers and information systems ; an introduction
SN  - 0256014523
AV  - HF5548.2.M339 
PB  - Irwin
KW  - Business - Data processing
KW  - Information storage and retrieval systems
KW  - HF
N1  - Includes bibliographies
ER  -