TY  - BOOK
TI  - Understanding computers input and output
SN  - 0809456664
U1  - 004.75 
PY  - 2000///
CY  - Virgina
PB  - Time Life
KW  - Computer science
KW  - Computer perpherals
KW  - Input functions
KW  - Output functions
KW  - Input / Output
ER  -