Feria, R. OS wars: When operating systems become as fierce as the users. IN Tech News. Manila Bulletin.
Cita Chicago (17th ed.)Feria, Rommel. "OS Wars: When Operating Systems Become as Fierce as the Users. IN Tech News." Manila Bulletin .
Cita MLA (9th ed.)Feria, Rommel. "OS Wars: When Operating Systems Become as Fierce as the Users. IN Tech News." Manila Bulletin, .
Atenció: Aquestes cites poden no estar 100% correctes.