Cita APA (7a ed.)

LeVitus, B. (2017). MacOS High Sierra for dummies. For Dummies, a Wiley Brand.

Cita Chicago Style (17a ed.)

LeVitus, Bob. MacOS High Sierra for Dummies. [Place of publication not identified]: For Dummies, a Wiley Brand, 2017.

Cita MLA (8a ed.)

LeVitus, Bob. MacOS High Sierra for Dummies. For Dummies, a Wiley Brand, 2017.