TY  - BOOK
AU  - 
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
TI  - : using disk operating system version 4.00
SN  - 9715190006
SN  - 2
PY  - 1988///;[1988]46
CY  - Quezon City:;Quezon City, Philippines
PB  - Perfect Bound Pub,;Perfect Bound Publishing & Trading
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
N1  - 5
ER  -