TY  - BOOK
AU  - WELSH , MICHAEL J
TI  - Study Guide And Workbook
U1  - 004 
PY  - 1985///
CY  - New Jersy
PB  - Prentice Hall , inc
KW  -  THE EVOLOTION OF COMPUTERS , BASIC COMPUTER OPERATIONS
KW  - COMPUTER SCIENCE
ER  -