Cita APA (7th ed.)

NEWPORT CAL. (2016). DEEP WORK. PIATKUS.

Cita Chicago (17th ed.)

NEWPORT CAL. DEEP WORK. US: PIATKUS, 2016.

Cita MLA (9th ed.)

NEWPORT CAL. DEEP WORK. PIATKUS, 2016.

Atenció: Aquestes cites poden no estar 100% correctes.