Cita APA (7a ed.)

Allen, C. (2018). Learn from the experts. O'Reilly Media.

Cita Chicago Style (17a ed.)

Allen, Courtney. Learn from the Experts. [Place of publication not identified]: O'Reilly Media, 2018.

Cita MLA (8a ed.)

Allen, Courtney. Learn from the Experts. O'Reilly Media, 2018.