TY  - BOOK
AU  - Sumner Mary
TI  - Computers: concepts and uses 
SN  - 0131637185
AV  - QA76.5 .S8943
PY  - 1985///
CY  - New Jersey
PB  - Prentice-Hall
KW  - Electronic data processing
N1  - Includes bibliographical references and index
ER  -