IBM : getting started with disk operating system version 4.00.
Material type: 
Text; Format:
print
; Literary form:
Not fiction
Publication details: Quezon City, Philippines : Perfect bound publishing & trading, c1988
Availability: Items available for loan: LRC - Annex (2)Collection, call number: Computer Science GC QA 76.8 .I26 1988 c.1, ...
