Pojam: OPERACIJSKI SUSTAVI
1

Englewood Cliffs, N.J., : Prentice-Hall, [1973]. -
(Prentice-Hall series in automatic computation)
004.3 COFFM ope
OPEN VMS operating system handbook
Boxboro : Digital, 1992. -
861.3 OPENVMSOSH
OPERACIJSKI sustavi
Zagreb : Element, 2010. -
(Udbenici Sveuilita u Zagrebu = Manualia Universitatis studiorum Zagrabiensis)
004.451 OPE
VMS version5 new features manual
Maynard : Digital, 1988. -
004.3 VMS5NFM
8

Ljubljana : Zveza organizacij za tehniko kulturo Slovenije, 1987. -
004.142.2 AGAR uni