TY  - BOOK
ED  - Heathkit Educational Systems
TI  - PC systems troubleshooting: instructor support module
SN  - 0000000000
AV  - TK7887.H4 
PB  - Heathkit Educational Systems
KW  - Repair-Computers
KW  - Maintenance-Computers
KW  - Troubleshooting -Computer systems
ER  -