Универсальный англо-русский словарь. Академик.ру. 2011.
OSPCP — abbr. Operating System / Primary Control Program (IBM, OS, OS/360, Vorlaeufer) Syn: OS/PCP … United dictionary of abbreviations and acronyms
OS/PCP — abbr. Operating System / Primary Control Program (IBM, OS, OS/360, Vorlaeufer) Syn: OSPCP … United dictionary of abbreviations and acronyms