TY  - BOOK
AU  - Szymanski,robert A
AU  - Szymanski,donal d
AU  - Morris,norma a
AU  - pulsches,donna m
TI  - Introduction to computers and information systems / 
SN  - 0675207681
U1  - 005.74 23
PY  - 1988///
CY  - London.
PB  - Merrill publishing company
KW  - systems
N1  - Includes index
ER  -