TY  - BOOK
AU  - O'Brien,James A.
TI  - Using popular software packages: a tutorial introduction 
SN  - 0256035539 (pbk.)
AV  - QA76.754 .O27 1985
U1  - 005.3 19
PY  - 1985///
CY  - Homewood, Ill.
PB  - R.D. Irwin
N1  - "This material is taken from the Appendix of the author's text, Computers in business management, 4th edition"--T.p. verso
ER  -