Cita APA (7th ed.)
Price, M., & Yarnold, S. Windows 8.1 in Easy Steps (Ed. especial.). In Easy Steps.
Cita Chicago (17th ed.)
Price, Michael, i Stuart Yarnold. Windows 8.1 in Easy Steps. Ed. especial. Leamington, Inglaterra: In Easy Steps.
Cita MLA (9th ed.)
Price, Michael, i Stuart Yarnold. Windows 8.1 in Easy Steps. Ed. especial. In Easy Steps.
Atenció: Aquestes cites poden no estar 100% correctes.