TY  - BOOK
AU  - Spencer,Donald D.
TI  - Principles of information processing
SN  - 0675204100 (pbk.)
AV  - QA 76 .S6 1985
U1  - 004 19
PY  - 1985///
CY  - Columbus
PB  - C.E. Merrill Pub. Co.
KW  - Electronic data processing
N1  - Includes index
ER  -