TY  - BOOK
AU  - Nickerson Robert C
TI  - Computers: Concepts and applicaitons for users   
T2  - Scott Foresman Sereis in Computers and Information system
U1  - D6,9(B), N0 
PY  - 1990///
CY  - Scott
PB  - Glenview          
KW  - Computer Sicence
N1  - Appendix p.497-528,Glossary p. 531-542
ER  -